The peak of the sexual response cycle is known as an orgasm. It usually only lasts a few seconds and is the shortest of the phases. This stage is characterized by the onset of involuntary muscle contractions.
The vaginal walls' capillaries widen and their blood flow increases during excitement. When fluid seeps through the semipermeable membranes of the vaginal walls, it produces lubrication as a result of vasocongestion in the tissues surrounding the vagina.
Learn more about the sexual response,
https://brainly.com/question/15678746
#SPJ4
Which of the following is associated with the short-term (acute) effects of a rise in plasma FFA's?
- Decreased mitochondrial production of ATP
- β-cell apoptosis
- Mitochondrial dysfunction
- More insulin release by the β cell
Increased insulin release from beta cells(More insulin release by the β cell). increased ATP generation and FFA oxidation in the mitochondria.
What one of the following can trigger the release of glucagon?Exercise, protein consumption, and low blood glucose levels (hypoglycemia) all cause the release of glucagon. Consuming carbohydrates inhibits it, and this impact may be mediated by the subsequent rise in blood glucose levels and insulin secretion.
What is the primary cause of adrenaline and glucagon secretion?The Tpc2-dependent Ca2+ mobilization from acidic reserves in pancreatic -cells - PMC is how adrenaline induces glucagon secretion.
Learn more about hormone here:
https://brainly.com/question/13020697
#SPJ4
Which of the following statements correctly describes how sister chromatids and homologous chromosomes differ from each other?
Although identical chromosomes have the same gene loci, they might have different alleles of the same gene. Identical copies of one another are created during DNA replication and are known as sister chromatids.
What are sister chromatids ?
A chromosome's identical copies that are created during DNA replication and are connected by a common centromere are referred to as sister chromatids. In other words, a sister chromatid might be considered as "one-half" of a duplicated chromosome. A sister chromatid pair is known as a dyad.
What are Homologous Chromosomes?
A pair of two chromosomes, usually one from the mother and one from the father. Homologous chromosomes, for instance, are the two copies of Chromosome 1 in a cell.
To know more about Homologous Chromosomes, visit:
https://brainly.com/question/27258467
#SPJ4
considering the final steps in cholesterol biosynthesis, when squalene is eventually converted to lanosterol, which of the following statements is correct?
Squalene monooxygenase is considered a mixed function oxidase because it catalyzes a reaction in which only one of the oxygen atoms of O2 is incorporated into the organic substrate.
What processes make up cholesterol's biosynthesis?According to Bloch's theory, the biosynthesis of C30 sterols, which start from squalene and end with cholesterol, may be broken down into three main steps: acetate, isoprenoid intermediates, and cyclization products.
What are the four steps in the production of fatty acids?Up until palmitoyl ACP is produced, the process of transfer, elongation, reduction, dehydration, and reduction is repeated. The 16-carbon fatty acid palmitate is then released from the FAS via the thioesterase activity of the FAS complex.
Learn more about fatty acid here:
https://brainly.com/question/29593274
#SPJ4
Which of the following circulates through the ventricles of the brain and central canal of the spinal cord and supplies the central nervous system (CNS) with nutrients and hormones?
The central canal of the spinal cord, the subarachnoid space of the brain, and the ventricles all function as passageways for cerebrospinal fluid (CSF).
The majority of cerebrospinal fluid (CSF), as it is currently understood, is produced by the choroid plexus and travels through the ventricles, cisterns, and subarachnoid space before being absorbed into the blood by the arachnoid villi.
Learn more about the cerebrospinal fluid (CSF),
https://brainly.com/question/26569203
#SPJ4
determine the correct order that light, and then an action potential, travels as it strikes the retina.
The correct order of light enter into eyes are first into cornea, which bends the mild. Light passes freely thru scholar withinside the iris. Light passes thru vitreous humor. Retina captures mild rays, techniques them into impulses.
From the cornea, the mild passes via the pupil. The iris, or the coloured a part of your eye, controls the quantity of mild passing via. From there, it then hits the lens. This is the clean shape internal the attention that focuses mild rays onto the retina.Light enters the attention and is targeted at the retina.
With withinside the retina, it hits the photoreceptors and turns on pigments withinside the rods and cones of the photoreceptors, producing a sign. The sign is changed via way of means of horizontal cells after which despatched to bipolar cells in which it's miles then handed to ganglion cells.
Read more about light;
https://brainly.com/question/10728818
#SPJ4
write a function to model the amount of bacteria b(t) after t days.
The amount of a certain quantity being modeled over time, such as population size, is frequently represented by exponential functions in the biological sciences.
How many bacteria would still be around six hours later?According to the law of exponential growth, bacteria expand in number within a culture. There are 100 bacteria after three hours.
How can the quantity of germs in a population be determined after a particular amount of time?How to estimate the amount of germs present in a population
The bacteria in this example divides every 20 minutes, thus it will divide three times per hour (60 20 = 3).
Bacteria at the end of the growth period are equal to those at the beginning of the growth period times two.
To know more about bacteria visit :-
https://brainly.com/question/8008968
#SPJ4
Which of the following terms describes the functional classification of the illustrated joint with regard to its range of movement?
synovial
synarthrotic
diarthrotic
amphiarthrotic
The following term which describes the functional classification of the illustrated joint with regard to its range of movement is diarthrotic and is therefore denoted as option C.
What is Diarthrotic?This is referred to as a freely moving joint and it is characterized by its mobility and a joint cavity. Examples of this type of joint include gliding and pivot joint due to their similar features.
This type of joint usually has a synovial membrane within which is encased in the joint as denoted in the diagram given below which is therefore the reason why it was chosen as the correct answer.
Read more about Diarthrotic here https://brainly.com/question/2170247
#SPJ1
explain two methods of clinical specimen collection
Answer:
Three popular methods of blood collection or sampling are: Arterial Sampling. Venipuncture Sampling. Fingerstick Sampling.
Which of the following is a protein synthesized at specific times during the cell cycle that associates with a kinase to form a catalytically active complex?
a. cyclin
b. PDGF
c. cdk
d. protein kinase
e. actin protein
Cyclin is a protein synthesized at specific times during the cell cycle that associates with a kinase to form a catalytically active complex.
Cyclins collaborate with an enzyme family known as the cyclin-dependent kinases to control the cell cycle's activities (Cdks). A Cdk that is not bound to a cyclin is inactive, but when it is, it becomes a functioning enzyme that can alter target proteins.
Cyclins are a family of proteins that bind to CDKs to activate them even if they do not themselves have any enzymatic activity. For activation to take place, CDKs must also be in a specific state of phosphorylation, with some sites being phosphorylated and others being dephosphorylated.
To know more about cyclin visit
https://brainly.com/question/19644932
#SPJ4
Why do muscle cells and nerve cells have more mitochondria?; Why are there many more mitochondria in muscle cells than there are in skin cells?; Why do some cells have more mitochondria than others?; Does a nerve cell contain more mitochondria than a muscle cell?
Muscle cells and nerve cells have more mitochondria because they need more energy to function correctly. Mitochondria are concentrated more in cells that consume high energy which include nerve and muscle cells.
Muscle cells have higher energy demands compared to skin cells and therefore have more mitochondria concentration compared to skin cells.
The reason why some cells have more mitochondria than others is that some cells have more energy demands compared to others making mitochondria more concentrated in cells with high energy needs and less in low energy demanding cells.
Muscles need more energy compared to nerve cells and therefore muscles have more mitochondria compared to nerve cells.
Read More: https://brainly.com/question/1250813
#SPJ4
antimicrobics effective against only gram-positive bacteria would be termed antibiotics. narrow-spectrum drugs. semisynthetic drugs. synthetic drugs. broad-spectrum drugs.
Grass-positive-only antimicrobics are those that exclusively work against gram-positive bacteria. Narrow-spectrum medications include antibiotics.
Explain about the gram-positive bacteria?Staphylococcus, which grows in clusters and is catalase-positive, and Streptococcus, which grows in chains and is catalase-negative, are two examples of gram-positive cocci. Further categorization of staphylococci includes coagulase-positive (S. aureus) and coagulase-negative (S. epidermidis and S. pneumoniae) strains.
Due to the ability of their thick peptidoglycan membrane to retain the dye, gram-positive bacteria look purple-blue under a microscope. A result of positivity gives the bacteria the name "gram-positive." Gram-negative bacteria leave pink-red stains. Because of the weaker peptidoglycan layer, it loses its blue hue.
Some detergents, which easily kill Gram-positive bacteria, do not harm gram-negative bacteria. Gram's dye is a foreign substance that the Gram-positive bacteria's thick membrane can absorb, even if that substance is harmful to the bacteria's interior. In turn, this makes them simpler for some detergents to annihilate.
To learn more about gram-positive bacteria refer to:
https://brainly.com/question/14543191
#SPJ1
Antimicrobics effective against only gram-positive bacteria would be termed antibiotics
Briefing:Gram-positive bacteria are the only ones that gram-positive-only antimicrobics target, i.e., these are narrow-spectrum drugs. Antibiotics are also the narrow-spectrum drugs.
What exactly are gram-positive bacteria?The bacteria that can take up Gram stain are gram-positive bacteria. Under a microscope, gram-positive bacteria appear purple-blue due to their thick peptidoglycan membrane's capacity to hold the dye. The bacteria are referred to be "gram-positive" as a result of their positivity. Gram-negative microorganisms produce pink-red stains. It loses its blue color as a result of the thinner peptidoglycan coating.
What are antibiotics?Antibiotics are drugs used to treat bacterial infections in both humans and animals. They either destroy the germs or make it difficult for them to proliferate and flourish.
To know more about antibiotics, visit:
https://brainly.com/question/29756163
#SPJ4
life is the existence of an individual human or animal life is being survival. according to biology life is defined as a characteristic of a living organism that distinguishes the latter from a dead organism or a non-living thing, as specifically distinguished by the capacity to grow, metabolize, respond (to stimuli), adapt, and reproduce. life may also pertain to the biota of a particular region
Life's defining characteristics are the capacity to procreate, grow, and develop. The ideas of biological control and homeostasis maintenance are crucial to survival and define important aspects of existence.
What does biology say about the meaning of life?A living object has life when it has the ability to grow, metabolize, respond to stimuli, adapt, and reproduce. This ability sets a living thing apart from a dead thing or a non-living thing.
What traits distinguish biological life?Big Ideas: All living organisms share a few characteristics, including cellular organization, the capacity for reproduction, growth and development, energy usage, homeostasis, and the capacity for adaptation.
To know more about homeostasis visit:-
https://brainly.com/question/3888340
#SPJ4
Connective tissue is the most variable of the tissue types. Which one of the following is not categorized as connective tissue?
A) Bone
B) Blood
C) Fat
D) Skin
One of the following, skin, is not considered to be connective tissue.
Which of the following is a connective tissue example?Skin is not a type of connective tissue because it is made up of epithelial cells. The main categories of connective tissue are cartilage, bone, fat, and blood.
Which are regarded as connective tissue's functions?Connective tissues store fat, move substances, ward off sickness, and assist in tissue healing in addition to binding structures together and supporting the body as a whole as well as the organs and individual organs. They can be found all over the body. Additional classifications of connective tissue include loose connective tissue, dense connective tissue, and specialized connective tissue.
To know more about connective tissue visit:-
https://brainly.com/question/17664886
#SPJ4
most viral in the capsid or envelope are composed of glycoproteins and are used to attach to cells.
Most viral in the spikes capsid or envelope are composed of glycoproteins and are used to attach to cells.
What are glycoproteins used for?
The immune system is one of many physiological processes that are affected by glycoproteins, which are molecules made up of protein and carbohydrate chains. Many viruses have glycoproteins that aid in their ability to penetrate host cells, and which can also be useful therapeutic or prophylactic targets.
What function do glycoproteins provide in a cell membrane?
Glycoproteins carry out essential structural and metabolic tasks. Cell-cell recognition is the ability for cells to identify if another cell is familiar or foreign. In a process known as cell adhesion, they also assist cells in binding and attaching to one another.
To know more about glycoproteins, click here- brainly.com/question/9507947
#SPJ4
an example cited by the text of how grassroots opposition to a governmental action can influence congress in the example of _____
The Food and Drug Administration's (FDA) decision to ban saccharin is used as an illustration in the text of how grassroots resistance to a political movement can sway congress.
Grassroots lobbying is a strategy that differs from direct lobbying in that it asks the public to contact legislators and other government representatives about the topic at hand rather than delivering the message to them directly.
Attempting to change the public or any group of the public's opinions in order to influence legislation. Communication with the general public will only be considered grassroots lobbying if it (i) refers to and expresses an opinion on a particular piece of legislation and (ii) urges the receiver to act in opposition to that legislation in one of the following ways:
advising the recipient to get in touch with lawmakers or other government workers who might be involved in the creation of legislation in order to influence legislation;
mentioning a lawmaker's address, phone number, or other contact details;
provide the receiver with a petition, tear-off postcard, or other comparable materials to mail to a politician; or
mention in detail one or more legislators who will vote on a bill as being opposed to Duke's position on the bill, unsure of their position, the recipient's legislator in the legislature, or a member of the committee that will review the bill. (Merely mentioning the principal sponsor(s) of the legislation for the purpose of identifying the legislation will not be construed as enticing the recipient to act.)
To learn more about Food and Drug Administration, refer:-
https://brainly.com/question/8187639
#SPJ4
What are the effects of consuming a diet made up mostly of fats?; What are the effects of a diet composed largely of fats on liver metabolism?; Does the citric acid cycle break down fats?; What is the result of the citric acid cycle?
1. The amount of "bad" LDL cholesterol in your blood can increase if you consume too much saturated fats. 2. earing a high-fat, high-sugar diet has negative effects. 3. Yes, lipids are broken down via the citric acid cycle. 4. Results of The citric acid cycle, which links the metabolism of carbohydrates, fats, and proteins, is a crucial metabolic route.
Consuming excessive amounts of saturated fats can elevate "bad" LDL cholesterol levels, which raises your risk of heart disease and stroke. By transporting excess cholesterol from areas of the body to the liver, where it is excreted, "good" HDL cholesterol has a beneficial effect. According to a recent study by researchers from Weill Cornell Medicine and Memorial Sloan Kettering Cancer Center, eating a high-fat, high-sugar diet creates a detrimental accumulation of fat in the liver that may not go away even after converting to a better diet.
The citric acid cycle is the body's main catabolic pathway since it is where the breakdown products of the main amino acids, carbohydrates, and fatty acids that make up cells are converted to carbon dioxide. A vital metabolic process that links the metabolism of proteins, fats, and carbohydrates is the citric acid cycle. Eight enzymes carry out the processes of the cycle, totally oxidizing acetate (a two-carbon molecule) into acetyl-CoA and two molecules of carbon apiece.
Learn more about citric acid visit: brainly.com/question/11238674
#SPJ4
Correct Question:
1. What are the effects of consuming a diet made up mostly of fats?
2. What are the effects of a diet composed largely of fats on liver metabolism?
3. Does the citric acid cycle break down fats?
4. What is the result of the citric acid cycle?
What would you expect to happen if drops of a strong base such as NaOH were added instead?
If you wanted a more specific pH then you might have to use a less dilute concentration of HCl. How much water should you add to 100 ml of 0.1 M HCl to get a solution of 0.025 M HCl?
Answer:If drops of a strong base such as NaOH were added instead, the pH of the solution would increase. Strong bases have a high concentration of hydroxide ions (OH-) which can neutralize hydrogen ions (H+) and raise the pH of a solution. As the concentration of OH- ions increases, the pH of the solution will rise.
If you want a more specific pH, you can use a less dilute concentration of HCl. By using a more concentrated solution of HCl, you can more precisely control the pH of the solution. However, you should be careful when handling concentrated acids, as they can be dangerous and corrosive.
To prepare a solution of 0.025 M HCl from a solution of 0.1 M HCl, you would need to add water to dilute the concentration of HCl. To do this, you can use the following formula:
C1 x V1 = C2 x V2
Where C1 is the initial concentration (0.1 M), V1 is the initial volume (100 ml), C2 is the final concentration (0.025 M), and V2 is the final volume.
To solve for V2, we can rearrange the formula as follows:
V2 = (C1 x V1) / C2
Plugging in the values, we get:
V2 = (0.1 M x 100 ml) / 0.025 M
Therefore, to get a solution of 0.025 M HCl, you would need to add 400 ml of water to 100 ml of 0.1 M HCl. This would give you a total volume of 500 ml of 0.025 M HCl.
Explanation:
a second-order neuron . multiple choice question. is an interneuron is the second neuron in a motor pathway is the second-longest neuron in either a sensory or a motor pathway
Neurons come in three different orders. Signals are sent from the peripheral to the spinal cord by first-order neurons, and they are sent from the spinal cord to the thalamus by second-order neurons.
In the centre of your brain is a structure called the thalamus that resembles an egg. It serves as a relay station for all incoming hearing, taste, sight, and touch (but not smell) sensory information from your body to your brain. All information must first pass through your thalamus, which functions as a relay or train station, before being routed or directed to the cerebral cortex, the outermost layer of your brain, for additional processing and interpretation. transmitting sensory data. obtaining data from all of your senses in the form of nerve signals. just smell enters your brain. A thalamic nucleus is responsible for processing and transmitting information from each sensory function to the corresponding region of your cerebral cortex. relaying information about movement (motor). Your thalamus is the hub of all motor pathways, just like it is for sensory information.
Learn more about thalamus here
https://brainly.com/question/6330373
#SPJ4
systemic application of execercise stress suffiecient to stmulate muscle fatigue, not cuase breakdown
Hypertrophy cannot happen unless there is a systemic application of exercise stress sufficient to simulate muscular weariness.
What is the main cause of fatigue?The majority of the time, one or more of your habits or behaviors—especially inactivity—can be connected to feeling worn out. There is frequently a link between the two. Sometimes, fatigue is a symptom of different underlying medical conditions that require medical attention.
What does fatigue feel like?The lack of motivation and energy is fatigue. In addition to exhaustion, drowsiness or apathy (a lack of concern for what happens) can also be symptoms. A common and significant reaction to physical exercise, mental turmoil, boredom, or inadequate sleep can be fatigue.
To know more about fatigue visit:
brainly.com/question/24014182
#SPJ4
Within the cell many chemical reactions that, by themselves, require energy input (have a positive free energy change) con occur because the reactions A. may be coupled to the hydrolysis of ATP B. take place very slowly C. take place when the cells are at unusually high temperatures D. are catalyzed by enzymes E. are aided by various metal ions that act as catalysts
As stated in the preceding statement The decomposition of ATP can be connected with a variety of chemical events within the cell, many of which need energy input on their own.
What are cells, and how do they differ?Like in the case of bacteria & protozoans, a cell can be an entire organism in and of itself. In multicellular creatures like higher plants and animals, specialized cell groups are arranged into tissues and organs. Eukaryotes and cellular structures are two different kinds of cells.
Which cell is the smallest?The parasitic bacteria Mycoplasma gallicepticum, which inhabits the respiratory, genital, and urinary systems of primates, is considered to be the tiniest known creature capable of autonomous development and reproduction. Hpv is the name of the cell used in the study.
To know more about Cells visit:
https://brainly.com/question/3142913
#SPJ4
A student is doing a genetics experiment on beetles. A pure green beetle is crossed with a pure brown beetle. The student repeats this experiment ten more times. Every time the student performs this cross, all of the offspring are green. What can the student best conclude?
The correct answer is : All of their offspring i.e. F1 generation would be green colored (Phenotype) with Genotype = Gg.
According to Mendel's Law Of Inheritance , Because every beetle child has a green phenotype, the gene for green color dominates over the gene for brown color.
According to Mendel's Law Of Inheritance ,
The genotype of pure green beetle = GG
The genotype of pure brown beetle = gg
A pure green beetle is crossed with a pure brown beetle
GG × gg
The offspring will have genotype = Gg. i.e. F1 generation.
Therefore all the offspring would be of green colored (Phenotype) with Genotype = Gg.
To learn more about genotype click here,
brainly.com/question/12116830
#SPJ4
A florist assembles a bouquet of flowers from the following:
1. lilies, which have long leaves with parallel veins
2. Queen Anne's lace, also known as wild carrot because of its large taproot
3. buttercups, with their five lovely yellow petals
4. new shoots of daisies with two small cotyledons
This bunch of flowers contains
Three eudicots and one monocot
Three eudicots and one monocot are present in the bouquet of flowers.
Realizing that the primary distinction among flowering plants is not between monocotyledon groups (monocots) and dicotyledon groups led to one of the most significant changes in our understanding of the evolution of angiosperms (dicots). The more basic dicots and monocots collectively make up another group from which the so-called "typical dicot" plants have originated. These common dicots are now referred to as eudicots. About 75% of the species of angiosperm (flowering plants) are eudicot plants. In contrast to eudicots, which have two cotyledons (eu = true; di = two; cotyledon = seed leaf), monocots only have one.
Thus, wild carrot, buttercups, and daisies are eudicots, but lilies are monocots.
To learn more about monocot click here https://brainly.com/question/13048745
#SPJ4
please match the following nutritional types with the statements that most accurately describe them, to test your understanding of the main categories of nutritional types among organisms.
Autotroph: a creature that obtains its carbon from inorganic carbon dioxide
Chemotroph: an organism that obtains energy from chemical substances-Heterotroph: an organism that must receive its carbon in an organic form
Phototroph: an organism that produces energy from sunlight
The term "primary nutritional groups" refers to a category of creatures that are separated into subcategories based on the sources of carbon and energy that they require for survival, growth, and reproduction. Carbon can come from organic or inorganic sources, and energy can be derived from either light or chemical molecules. ATP, carbs, or proteins are used to store the liberated energy as potential energy. The energy is eventually put to use for activities essential to life, like movement, growth, and reproduction.
learn more about Heterotroph here
https://brainly.com/question/25846728
#SPJ4
ATP synthase is a large molecular machine that converts the energy in an electrochemical gradient into the bond energy stored in ATP. Which of the following events are required for the synthesis of ATP?
Choose one or more:
A. movement of protons down their gradient through ATP synthase
B. conformational changes of the F1 ATPase
C. binding of ATP to an empty F1 ATPase subunit
D. rotation of the rotor in the membrane
The exergonic flow of H+ drives ATP phosphorylation by ATP synthase. from other stages of cellular respiration transfer their electrons to molecules close to the start of the transport chain.
With the help of a transmembrane proton motive force, ATP synthases create ATP from ADP and inorganic phosphate. Bacterial ATP synthases have received a lot of attention because they are the most basic form of the enzyme and because genetically altering these complexes is relatively simple.
Learn more about the exergonic flow,
at https://brainly.com/question/8878388
#SPJ4
the competitive exclusion principle states that two species with overlapping niches cannot survive together. local extinction of one of the species will occur.
According to the competitive excluding principle, two organisms with similar niches (ecological functions) would always drive the other one to extinction if they compete.
What is a biological example of a species?The original two creatures are categorized as separate species if the progeny are sterile and unable to reproduce. For instance, although though a donkey as well as a horse are separate species, they may mate and give birth to a creature known as a mule.
Why is defining species important?Understanding what mammals are and how identify them is important for both scientists and the general people. As species disappear, biological variety is lost, and the only way to influence the social, legal, and economic factors that influence conservation efforts is to understand the nature of species.
To know more about Species visit:
https://brainly.com/question/13259455
#SPJ4
which of the following most accurately lists the structures that may be affected by a urinary tract infection?
Kidney, ureters, urinary bladder, urethra are affected by a urinary tract infection.
Any infection in the urinary system is referred to as a urinary tract infection (UTI). The kidneys, ureters, bladder, and urethra are components of the urinary system. The lower urinary system, which includes the bladder and urethra, is where most infections are most commonly found.
Compared to men, women are more likely to get a UTI. An infection that only affects the bladder can be uncomfortable and painful. A UTI, however, can spread to the kidneys and cause major health issues.
Antibiotics are frequently used by medical professionals to treat urinary tract infections.
To know more about UTI click here:
https://brainly.com/question/13251561
#SPJ4
which of the following is not a way in which dna is different from rna? all are the ways in which they differ the kind of sugar in the sugar-phosphate backbone the number of strands the nitrogenous bases
All are the ways in which DNA does not differ with RNA.
All living cells comprise of ribonucleic acid (abbreviated RNA), a nucleic acid with properties that are comparable and different to those of DNA. However, RNA is often single-stranded, unlike DNA. Instead of the deoxyribose present in DNA, the backbone of an RNA molecule is made up of alternate phosphate groups and the sugar ribose.
A single-stranded molecule called RNA has a shorter nucleotide chain than other molecules. DNA is self-replicating; it reproduces itself. RNA cannot duplicate itself. In the same way that DNA damage causes checkpoints that lead to apoptosis, damaged RNA may merely interfere with a cell's normal functions or it may cause apoptosis.
LSM1 of budding yeast is an additional gene with a putative function in RNA damage control. Resistance to UV light results from the deletion of LSM1.
Learn more about the differences between RNA and DNA here:
https://brainly.com/question/858798
#SPJ4
today it is estimated that about______still survive by hunting and gathering rather than by agriculture.
The correct answer is 250,000. People choose hunting and gathering over agriculture to survive.
A subsistence way of life, hunter-gatherer culture focuses on catching food via fishing and hunting, foraging for wild plants The hunter-gatherer mode of life, also known as subsistence living, is centered on catching food through fishing and hunting as well as foraging for wild plants and other nutrients like honey. All people up until roughly 12,000 years ago hunted and gathered food. Anthropological research indicates that modern humans (Homo sapiens) and their distant ancestors lived a hunter-gatherer lifestyle as far back as two million years ago. Before hunter-gatherer civilizations evolved, earlier groups relied on the habit of scavenging animal remains that predators left behind. Hunter-gatherers used mobility as a survival strategy because they did not rely on agriculture. Hunters and gatherers need access to huge lands that ranged in size from seven to 500 square miles in order to find the food they needed to survive.
Learn more about agriculture here:
https://brainly.com/question/14533586
#SPJ4
What is the role of mitochondria in cellular respiration?; What is the cellular process of mitochondria?; What is the function of mitochondria in cells apex?; What is the function of mitochondria NCBI?
A cell organelle having a membrane is a mitochondria. It is a location for cellular respiration and metabolic activities that produce energy.
Cellular respiration is a component of a metabolic process that splits the glucose sugar molecule to produce energy in the form of ATP. Krebs' cycle, oxidative phosphorylation, and glycolysis are all components of cellular respiration.The cellular respiration activities take place in the mitochondria of the cell, where the oxygen-rich environment causes the sugar-like glucose to break down into an energy molecule. As waste and byproducts, it also emits water and carbon dioxide.So, go with option A. The mitochondrion of the cell is where the process of cellular respiration takes place.The Mitochondria are where the process takes place.As a result, the reactant in photosynthesis is a byproduct of cellular respiration, which is the link between cellular respiration and photosynthesis.
Learn more about mitochondria by using this link:
https://brainly.com/question/10688306
#SPJ4
The adult Brachycera forces its way out of its pupal casing by means of inflating the ___________, a bladder located in the anterior head.
The adult Brachycera forces its way out of its pupal casing by means of inflating the Ptilinum, a bladder located in the anterior head.
The following is a list of the main physical traits:
Reduced antenna size (eight flagellomeres or fewer).
A lengthy appendage near the mouth called the maxillary palp has no more than two segments.
The prothorax is reached by the back sections of the larval head capsule (the anterior part of the thorax, which bears the first pair of legs).
The larval mandible is made up of two different components (lower jaw).
In males, the genitalia's epandrium and hypandrium are divided.
There is no premandible on the labrum's lower surface (the roof of the mouth).
To know more about fly, click here,
brainly.com/question/20672295
#SPJ4
