Fossil fuels are energy sources which are nonrenewable and also a source of greenhouse gas emissions
What are Non-Renewable energy ?Coal, natural gas, oil, and nuclear energy are examples of nonrenewable energy sources. Since we currently rely on these resources to meet the majority of our energy needs, once they are depleted, they cannot be replaced, which poses a serious issue for humanity.
Burning fossil fuels for transportation, electricity, and heating accounts for the majority of greenhouse gas emissions caused by human activity in the United States.Wind and solar energy are readily available, emit little to no greenhouse gases, and are typically less expensive than coal, oil, or gas.Learn more about Non- Renewable energy here:
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Answer:
Explanation ty so much for likeing and for the 5 stars
What is the original source of energy in the food you eat?
O plants
O photosynthesis
O sugar
Osun
Answer:
D
Explanation:
Iirc
Answer: The correct answer to that is THE SUN. The sun is the main energy source that gives off energy to plants and other organisms as it is well known it provides vitamin D.
Explanation: I hope this helps!!!!
how does the vasomotor center control peripheral resistance
Answer:
by stimulsting
Explanation:
By stimulating these receptors, guanfacine reduces sympathetic nerve impulses from the vasomotor center to the heart and blood vessels. This results in a decrease in peripheral vascular resistance and a reduction in heart rate.
Which water source is connected to chemical contamination in beluga whales?
O Hudson River
O Cuyahoga River
O Rio Grande River
O St. Lawrence River
Autotrophs like plants make their own food using energy from this process is called.
Autotrophs like plants make their own food using energy from this process is called photosynthesis.
What is the name of the method through which plants produce food?Plants use sunlight, water, and carbon dioxide to produce oxygen and energy in the form of sugar in a process known as photosynthesis.
Autotrophs include algae, plants, certain bacteria, and fungus. Autotrophs are the food chain's producers since they make their own energy and nutrients. Like the majority of autotrophs, kelp produces energy through a process known as photosynthesis.
All ecosystems depend on autotrophs because only they can synthesise the organic molecules that all creatures require from inorganic substances. Photoautotrophs and chemoautotrophs are the two main categories of autotrophs.
Heterotrophs do devour autotrophs, but autotrophs do not consume heterotrophs.
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Colorblindness is a recessive sexlinked disorder carried on the X chromosome. If a normal visioned male married a carrier female, what is the probability that they will have a boy who is colorblind?
Answer:
Explanation:
25%
What is the difference between theory and law class 9?.
laws usually describe what will happen in a given situation as demonstrable like a mathematical equation, and theories describe how the phenomenon happens.
At the end of the calvin cycle what molecules have the energy that originally came from.
At the end of the calvin cycle ATP and NADPH molecules have the energy that originally came from light.
What is ATP?
Adenosine triphosphate is the source of the energy that cells use and store. The nucleoside triphosphate structure of ATP is composed of an adenine-based nitrogenous base, ribose sugar.
ATP plays a critical role in the entry and exit of macromolecules like proteins and lipids from the cell. The energy liberated during ATP hydrolysis powers efficient transportation mechanisms that carry these particles across a gradient of concentration.
Therefore, At the end of the calvin cycle ATP and NADPH molecules have the energy that originally came from light.
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The actual boilling point of pure water is 100.0c.
Answer:
The boiling point of pure water is measured to be 99.1°C.
Explanation:
Hope it helps
Answer: 100.0 C
Explanation: It is 100.0 degrees C because that is water boiling point.
Which region of the bronchial tree, illustrated here, is not in the conducting zone?.
The correct option is A : alveoli The alveolar ducts that link to the respiratory bronchioles lead to the alveoli, where gas exchange takes place. Alveolar structures are not thought to be a part of the bronchial tree, nevertheless. Alveoli are not a part of the bronchial tree, hence choice a) is correct.
The alveolar ducts that link to the respiratory bronchioles lead to the alveoli, where gas exchange takes place. Alveolar structures are not thought to be a part of the bronchial tree, nevertheless. Alveoli are not a part of the bronchial tree, hence choice a) is correct. After the tertiary segmental bronchi, there are 20–25 branching generations of conducting bronchioles. The terminal bronchioles, which signify the termination of the conducting zone of the respiratory system, are bronchioles that are narrower than other bronchioles.
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Full Question :
Which region of the bronchial tree, illustrated here, is not in the conducting zone?.
(A) alveoli
(B) nasal cavity
(C) main bronchus
(D) larynx
(E) bronchi
Reactant Cellular Respiration Equation Glucose + PLEASE HELP THIS IS HOMEWORK
Answer: Chemical equation: 6CO2 + H2O -> C6H12O6 + 6O2
Explanation:
Carbon Dioxide (6CO2) + Water (H2O) -> Glucose (C6H12O6) + Oxygen (6O2)
imagine we have two of these chambers. in chamber a we turn the the carbon dioxide valve all the way up. in chamber b we only provide half as much carbon dioxide as the first chamber. we also make sure to water both plants whenever they appear to be low on water. what do you expect the results of our experiment to be?
In the chamber, we turn the carbon dioxide valve all the way up. in chamber b we only provide half as much carbon dioxide as the first chamber plants.
Carbon dioxide is an odorless, colorless fuel. it's miles a waste product that your body makes whilst it makes use of food for energy. Your blood consists of carbon dioxide in your lungs. when you exhale, you breathe out carbon dioxide. Having too much or too little carbon dioxide in your blood can be a signal of a health problem.
Natural resources of carbon dioxide include most animals, which exhale carbon dioxide as a waste product. Human activities that cause carbon dioxide emissions come primarily from energy production, along with burning coal, oil, or natural fuel.
Hypercapnia, or hypercarbia, is when you have an excessive amount of carbon dioxide (CO2) in your bloodstream. It generally occurs because of hypoventilation or no longer being able to breathe properly and get oxygen into your lungs.
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in the photosystem i reaction center, light energy captured by pigment molecules is passed to a special reaction center chlorophyll a called
In the photosystem I reaction center, light energy captured by pigment molecules is passed to a special reaction center chlorophyll a called P700.
Photosystem I is a complex of integral membrane proteins. Its function is to capture the sunlight energy and excite an electron to mediate its flow through a series of electrons in order to make the usable form of energy ATP and NADPH. The wavelength of light absorbed by photosystem I is 700 nm.
Chlorophyll a is the most important type of chlorophyll essentially required for photosynthesis. It has the maximum capability to absorb the sunlight energy and convert it into chemical energy.
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Why is the distance between euorpe and north america slowly increasing each year
Proteins are the most complex organic compounds. What determines how proteins are produced?.
Proteins are the maximum complex organic compounds that DNA presents the instructions for making needed proteins.
The type of RNA that contains the records for creating a protein is known as messenger RNA (mRNA) because it contains the records, or message, from the DNA out of the nucleus into the cytoplasm.
The facts to make proteins are stored in an organism's DNA. every protein is coded for through a selected section of DNA called a gene. A gene is the section of DNA required to produce one protein.
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protein, it's far determined by means of its number one shape and its tertiary shape. Proteins are very critical, plus 4 organic molecules. they are composed of amino acids.
The collection of amino acids determines each protein's particular three-dimensional shape and unique characteristics. Amino acids are coded via mixtures of 3 DNA building blocks (nucleotides), decided via the collection of genes.
Proteins are the most complicated biological molecules because they are products of five exclusive elements: carbon, hydrogen, oxygen, nitrogen, and sulfur. compared to different biological molecules,
Proteins are assembled at organelles called ribosomes. whilst proteins are destined to be part of the mobile membrane or exported from the cellular, the ribosomes assembling them connect to the endoplasmic reticulum, giving it a hard appearance.
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Dna damage leads to accumulation of ________ p53, which _______ production of a cdk inhibitor to ________ the cell cycle.
When DNA is damaged, phosphorylated p53 builds up and causes a rise in the creation of a cdk inhibitor, which stops the cell cycle.
A DNA simple definition is what?the molecule that houses the hereditary material needed for a creature to develop and work, and is present inside cells. Dna strands enable the transmission of this knowledge from one generation to the next.
How does DNA affect a person?Deoxyribonucleic acid, or DNA, is the essential component of a person's whole genetic make-up. Almost all of the body cells contain it. A child's DNA is also the same in all of their cells. As an illustration, a man's blood shares DNA with his skin cells, sperms, and saliva.
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Linked genes are always syntenic, and they are always located near or one another on a chromosome. When syntenic genes are so far apart on the chromosome that crossing over between them generates independent assortment of the alleles, the genes are not linked.
2) Genetic linkage leads to the production of a significantly greater number of gametes containing chromosomes with parental combinations of alleles than would be expected under assumptions of independent assortment and to a significantly smaller number of gametes containing chromosomes with alleles that are different from the parental combinations.
3) Crossing over is less likely to occur between linked genes that are close to one another than between genes that are farther apart on a chromosome.
Genetic Linkage observations
A potent method for identifying the chromosomal location for disease genes is genetic linkage analysis.Genes that are located physically close to one another on a chromosome continue to be connected.
By calculating the recombination frequency using information from genetic crosses, we may determine if and how closely two genes are connected. Making linkage maps, which display the arrangement and relative locations of the genes just on chromosome, requires finding the recombination frequencies for several gene pairs. On the same chromosome, linked genes are those that are situated adjacent to one another. They are typically inherited jointly (but not always). One lengthy strand of DNA, one chromosome, codes to hundreds or even thousands of distinct genes. Each gene does have a particular spot on each chromosome known as a locus. In terms of genetics and genomics, linkage describes how closely genes or even other DNA sequences are located to each other on the identical chromosome.
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the condition in which the bones become more porous, brittle, and fragile and are more likely to fracture is called:
The condition in which the bones become more porous, brittle, and fragile and are more likely to fracture is called Osteoporosis.
Osteoporosis reasons bones to turn out to be susceptible and brittle — so brittle that a fall or maybe moderate stresses together with bending over or coughing can motive a fracture. Osteoporosis-associated fractures maximum usually arise withinside the hip, wrist or spine. Bone is dwelling tissue this is continuously being damaged down and replaced.
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during translation in prokaryotes formation of the intiation complex requires all the following except
a. a small ribosomal subunit. b. mRNA. c. RNA charged with N-formylmethionine. d. RNA polymerase. e. initiation factors.
during translation in prokaryotes formation of the initiation complex does not require RNA polymerase.
what is translation in prokaryotes ?In prokaryotes nucleus is absent, so transcription and translation occur simultaneously in the cytoplasm, where these two processes are coupled
Due to this coupling process prokaryotes produce proteins more efficiently, and faster in situations of need like during DNA replication or when it faces an environmental challenge.
This is different than gene expression in eukaryotic cell where transcription occurs in a membrane-enclosed nucleus together with processing of mRNA and transported to the cytoplasm.
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Assume that all four H-R diagrams below represent a star in different stages of its life, after it starts to fuse hydrogen in its core. Rank the HR diagrams based on when each stage occurs, from first to last. View Available Hint(s) Reset Help 106 106 106 106 10- 10 103 10 luminosity (solar units) 1 luminosity (solar units) luminosity (solar units) 1 luminosity (solar units) 1 10 0-3 10-3 10-31 10-3 10-5 10-5 10-5 10-5 O O AFG A FG KM AFG spectral type AFG spectral type spectral type spectral type First stage Last stage
The correct sequence representing a star in different stages of its life, after it's starts to fuse hydrogen in its core is given below:
star in the sequencea little outsidemore outsidethen below the lineWhat is Star?A star is described as an astronomical object comprising a luminous spheroid of plasma held together by its gravity.
The stages in a Star's life cycle is shown below:
Giant Gas Cloud.Protostar.T-Tauri Phase.Main Sequence.Red Giant.The Fusion of Heavier Elements.Supernovae and Planetary NebulaeDuring the life cycle of a star, the star converts hydrogen atoms into helium over its course of life at its core. Eventually, the hydrogen fuel runs out, and the internal reaction stops.
If a star is big enough to fuse hydrogen atoms into helium, it will enter the phase that the Sun is in which is the main sequence phase.
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________ transmit pain that is sharp, nonchronic, and well localized. a. a-delta fibers b. b-delta fibers c. c-fibers d. d-fibers
A-Delta fibres transmit pain that is sharp, nonchronic, and well-localized.
Thus, the correct option is A.
What are A-delta fibres?А-deltа fibres are 2-5 mm in diаmeter, myelinаted, hаve а fаst conduction velocity (5-40 meters/sec), аnd cаrry informаtion mаinly from the nociceptive-mechаnicаl or mechаnothermаl-specific nociceptors. Their receptive fields аre smаll. Therefore, they provide precise locаlizаtion of pаin.
А-deltа fibres, therefore, send the “first pаin” into the brаin, while the C fibres send the slower pаin. The first pаin is often described аs а more shаllow, shаrper pаin.
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a glycerol molecule and three 2-pentenoic acid molecules are shown. delete atoms and add bonds as necessary to form a triacylglycerol (triglyceride). draw only the triacylglycerol product.
The compound that is formed by the combination of the pentenoic acid and the glycerol molecule is shown in the image attached.
What is the triglyceride?We know that the way in which a fat is formed is by the reaction between a fatty acid and glycerol. The fatty acid is known to contain the acid group which can then be able to couple with the glycerol molecule and then be able to form the triglyceride.
Let us look at the compound as it has been shown in the image that have been attached to this answer. We can see that there is the glycerol molecule which contains three -OH groups and these are the -OH groups that would finally combine with the acid groups in the compounds of the fatty acids in an acid base reaction. Molecules of water are lost in the reaction.
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this view demonstrates the location of bones that form the cranium. what important roles does thecranium play in regard to the brain?
What is the cranium?
The head's skeletal structure. The cranium is made up of facial bones and cranial bones, which surround and guard the brain (bones that form the eye sockets, nose, cheeks, jaw, and other parts of the face). The spinal cord attaches to the brain through a hole at the base of the skull.
The upper, bowel-shaped portion of the skull that houses the brain is called the cranium. There are eight bones in the cranium (two parietal, two temporal, and one each of the occipital, frontal, sphenoid, and ethmoid bones).The roof and sides of the cranium are formed by the paired parietal bones.It supports the facial structure and creates the cranial cavity, which houses the brain. The brain is housed in the cranial cavity, which supports and shields the organ.It shields the brain from any harm from the outside world.The muscles that are needed for head movement and chewing are attached to the cranium.It encircles the meninges to offer structure and protection.Hence, the cranium plays an important role in regard to the brain.
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the somatic senses are those whose receptors are associated with which areas of the body? multiple select question. muscles skin eyes blood joints
The somatic senses are those whose receptors are associated with muscles, skin and joint areas of the body.
Thus, the correct options are muscles, skin, and joints.
What are the somatic senses?The somаtic senses аre the nervous mechаnisms thаt collect sensory informаtion from аll over the body. These senses аre in contrаdistinction to the speciаl senses, which meаn specificаlly vision, heаring, smell, tаste, аnd equilibrium.
Somаtic receptors аre modified nerve cell endings locаted in the skeletаl muscles, joints, аnd sense orgаns (eyes, eаrs, mouth, аnd nose). When stimulаted, the somаtic receptors generаte electrochemicаl impulses or аction potentiаls in the аxons of somаtic.
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Practice It!
Determine which statement about pedigrees is accurate.
Pedigrees show how a trait is inherited throughout several generations.
Pedigrees show a trait passed only from parent to the first set of offspring.
Pedigrees are only use by doctors to track sicknesses
Answer:
Pedigrees show how a trait is inherited throughout several generations.
Explanation:
We can eliminate the second answer choice because pedigrees show a trait passed through multiple generations, not just a trait passed from parents to the first set of offspring: the purpose of a pedigree is to see the pattern of how the trait passes, so there needs to be more than a generation of just parents and the first set of offspring. The third statement can also be eliminated because the trait being tracked might not always be one that leads to sickness. This leaves the first statement, which is correct.
when a muscle is stimulated to contract aerobically, less lactic acid is formed than when it contracts anaerobically because:
When a muscle is stimulated to contract aerobically, less lactic acid is formed than when it contracts anaerobically because under aerobic conditions most of the pyruvate generated as a result of glycolysis is oxidized by the citric acid cycle rather than reduced to lactate.
The manner of breakdown of the glucose molecule into pyruvic acid is called glycolysis. The manner of glycolysis is accomplished below the cardio response. The response which occurred in presence of air is called cardio response.
In this manner, Glucose is absolutely digested into carbon dioxide, water, and energy. Hence, the lactic acid is not shaped.
The lactic acid is shaped because of a scarcity of oxygen and leads to incomplete oxidation.
Hence, the correct is E that is below cardio conditions maximum of the pyruvate generated because of glycolysis is oxidized through the citric acid cycle as opposed to decreased to lactate.
Complete question is
When a muscle is stimulated to contract aerobically, less lactic acid is formed than when it contracts anaerobically because:_____________. 1. glycolysis does not occur to significant extent under aerobic conditions. 2. muscle is metabolically less active under aerobic than anaerobic conditions. 3. the lactic acid generated is rapidly incorporated into lipids under aerobic conditions. 4. under aerobic conditions in muscle, the major energy-yielding pathway is the pentose phosphate pathway, which does not produce lactate. 5. under aerobic conditions most of the pyruvate generated as a result of glycolysis is oxidized by the citric acid cycle rather than reduced to lactate.
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based on the graph below, which answer is correct?
PLEASE HELP ME AND FAST
From the graph, it can be deduced that warmer air can hold more water vapor. Option B
What is humidity?When we use the word humidity our minds just have to go the the amount of moisture that can be held by the air. Thus in a simple manner, we can agree that the humidity would be defined as the degree of moisture that can be found in air.
On the hand, we can notice that there is a close relationship that tends to exist between the humidity of the air and its temperature. This relationship is always very clear to see. We know that the warmer the air, the greater the humidity of the air.
When we look at the graph, we can see that this idea is also corroborated, there is an decrease in the amount of water that held by air as the temperature is decreased.
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a tropic hormone is any hormone that a. stimulates or suppresses the release of posterior pituitary hormones. b. increases reproductive behavior. c. stimulates or suppresses the release of other hormones. d. influences the ovaries and testes. e. is released by the pituitary gland.
A tropic hormone is any hormone that stimulates or suppresses the release of other hormones.
What is tropic hormone?Tropic hormones are hormones of the anterior pituitary gland. These hormones influence the growth, function, or nutrition of other endocrine cells.Tropic hormones are found in body systems including the endocrine, gastrointestinal, urinary, and nervous systems.Tropic hormones are released from one endocrine gland and act on another. Tropic hormones stimulates the growth of target tissues. They can lead to hypertrophy or hyperplasia. Most tropic hormones are produced and secreted by the anterior pituitary gland. The hypothalamus secretes trophic hormones that target the anterior pituitary gland, and the thyroid secretes thyroxine, which targets the hypothalamus, and thus can be considered trophic hormones. Tropic hormones act indirectly on target cells by first stimulates other endocrine glands. Corticotropin-releasing hormone (CRH) is released from the hypothalamus and stimulates the anterior pituitary gland to release adrenocorticotropic hormone (ACTH).To learn more about tropic hormone from the given link :
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13. Which statement is true?
A. Endotherms cannot insulate (stop heat loss from) their bodies and can only control their body temperature involuntarily.
B. Ectotherms can insulate (stop heat loss from) their bodies and can control their body temperature by choice.
Answer:
B?
Explanation:
the final place in the nephron where there is fine tuning of water recovery or disposal occurs in .
The final place in the nephron where there is the fine-tuning of water recovery or disposal occurs in collecting ducts and the Distal convoluted tubule.
The collecting duct (CD) and distal convoluted tubule (DCT) are the final two segments of the kidney nephron. They play a crucial role in the reabsorption of water and the absorption of numerous ions.
The proximal tubule and the descending limb of the loop of Henle re-absorb the majority of the fluid that is filtered at the glomerulus. The AQPs make it easier for the majority of the nephron's water reabsorption.
Other AQPs regulate water resorption in the distal tubule and collecting duct, with AQP2 and its interaction with arginine vasopressin (AVP) dominating. The kidneys are able to "fine tune" the body's water balance by controlling water resorption in the distal nephron, which receives only 15% of the filtrate. The hypertonic milieu of the medullary portion of the kidneys created by the active transport of sodium and urea from the lumen of the thick ascending loop of Henle into the interstitial space surrounding the collecting ducts is the osmotic driving force for the movement of water through the epithelia of the collecting ducts.
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which statement is false? group of answer choices bacillus and clostridium are capable of sporulation endospores are microscopic endospores are resistant to killing by heat, radiation, and chemicals germination occurs when water and nutrients are abundant vegetative cells sporulate when they enter the human body
The moment that they enter the human body, vegetative cells sporulate. This claim is untrue. The developing cell, also known as a vegetative cell, forgoes typical cellular division to create an endospore during sporulation.
Some bacteria, primarily Firmicutes, will sporulate as a dramatic reaction to intense stress. When the environment is favorable for bacterial growth and reproduction, endospores re-grow into vegetative cells, active bacterial cell that engages in metabolism. It transforms from vegetative cells into endospores in hazardous environments if they can. Endospores are subsequently created inside the vegetative cell as a result, and these cells lyse to release the endospores.
Thus, we can conclude that when vegetative cells reach the human body, they do not sporulate.
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