Onion skin cells are a type of plant cell that are used for studying plant anatomy because they are easy to obtain and do not require special preparation. Unlike other plant cells, onion skin cells do not contain chloroplasts because they are located in the bulb of the onion plant, which grows underground and therefore has little exposure to sunlight. Chloroplasts are organelles that are responsible for photosynthesis, which is the process by which plants convert sunlight into energy. Since onion skin cells do not need to photosynthesize, they do not require chloroplasts. Instead, they contain a large central vacuole that provides turgor pressure to keep the cell rigid.
9. Name the three structures found in all viruses.
The three structures found in all viruses are:
Capsid: A protein shell that surrounds and protects the viral genetic material.Nucleic Acid: The genetic material of a virus, which can be either DNA or RNA.Envelope (in some viruses): A lipid bilayer that surrounds the capsid and helps the virus enter host cells. This is only present in some viruses and not all.What is a virus?A virus is a tiny infectious agent that can reproduce only by infecting a host cell. Viruses are not considered living organisms because they do not have the ability to reproduce on their own and are dependent on the cellular machinery of the host cell to replicate.
Viruses are composed of a genetic material (DNA or RNA) surrounded by a protein coat called a capsid. Some viruses also have an outer envelope composed of lipids. The genetic material of the virus contains the instructions for replicating the virus, and the capsid and envelope protect the genetic material and help the virus infect host cells.
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Question 1:
Climate change is leading to greater environmental instability in many regions of the
globe. Which of the following would likely happen to sea anemones and their
reproductive strategies?
Group of answer choices:
They would reproduce sexually more often.
They would produce physically larger offspring.
They would produce offspring more frequently.
They would produce smaller numbers of offspring.
Question 2:
In an unstable environment, sea anemones will most likely produce ___________.
Group of answer choices:
offspring primarily through budding
offspring primarily through binary fission
asexually only
planulae through sexual reproduction
Question 3:
In paragraph 2, the word “sessile” means ___________.
Group of answer choices
having both male and female organs in a single organism
reproducing by budding off new individuals
remaining attached to the bottom like a coral reef
being moved by wind and currents from place to place
Question 4:
Which of the following is a characteristic of asexual reproduction?
Group of answer choices:
It produces small numbers of offspring.
It is most common in humans
It involves male and female gametes.
It produces genetically identical offspring.
Question 5:
Scientists can determine whether a colony of sea anemones was produced sexually
or asexually by ___________.
Group of answer choices:
counting the number of individual polyps
looking at environmental stability over time
examining the genetic diversity between polyps
examining the diet of each polyp
please help me, thank you
I believe the right alternative is:
c) If the environment changes, they be better able to adapt.
I apologize if this is wrong. I hope you have a lovely day! :)
Question 4 of 10
A scientist performed an experiment to learn how the thickness of a piece of
wood affects its ability to support weight without breaking. The scientist
prepared three different pieces of wood and applied weight until they broke.
What is the responding variable in this experiment?
OA. The breaking weight
OB. The number of pieces of wood
O C. The type of scale used to measure the weight
O D. The thickness of the wood
The responding variable in this experiment is the breaking weight.
The correct option is A.
What is a responding variable in an experiment?In an experiment, a responding variable, also known as a dependent variable, is a variable that is measured or observed to determine the effect of the independent variable. The value of the responding variable may change as a result of changes in the independent variable.
For example, in an experiment to learn how the thickness of a piece of
wood affects its ability to support the weight without breaking. The scientist prepared three different pieces of wood and applied weight until they broke, the responding variable is the breaking weight.
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Hypothesis for an onion lab report (hypotonic)
Purpose: The goal is to get knowledge of some of a cell's basic building blocks and to look into onion cell structure. Additionally, the aim of this experiment is to examine the appearance of an onion skin cell in a hypotonic solution under a microscope.
You have had some practice using the compound light microscope to view a variety of objects. Now you are ready to prepare your own slide of the plant cell under isotonic and hypotonic solution, and view it using the compound light microscope. From learning about diffusion and osmosis, you know that plant and animal cells are filled with cytoplasm, which is a jelly-like fluid that consists of water and solutes (salts, sugars, carbon dioxide, fat droplets, etc). Cells are surrounded by extracellular fluid, which also consists of water and solutes. The balance between the water and solutes in the cytoplasm and extracellular fluid is achieved through the process of diffusion and osmosis. In this lab, you will find out what happens to onion cells when they are placed in a hypotonic or hypertonic solution.
Create a hypothesis using this information.
Answer: As cell walls and large vacuoles are clearly observed in all the cells, the cells placed for observation are plant cells.
Explanation:
Which of the statements below best describes the term evaporation?
A. Particles loose enough energy to break attractive forces to form a solid.
B. Particles loose enough energy to break attractive forces to form a gas.
C. Particles gain enough energy to break attractive forces to form a gas.
D. Particles gain enough energy to break attractive forces to form a liquid.
the predigree to thr right shows the passing on of straught thumbs (recessive) and Hitchhikers thump (doninant) in a family. Shaded shapes mean the person has a straight thumb
The pedigree to the right shows how two different traits, the straight thumb (recessive) and the Hitchhiker's Thumb (dominant), are passed on within a family. The shaded shapes represent individuals who have a straight thumb.
What is shaded shape?Shaded shape is an image that has been partially filled in with a color, pattern, or texture. This method of creating an image is commonly used in artwork, drawings, and other visuals to create a sense of depth and perspective. Shading can also be used to create a variety of effects and textures, allowing for a greater level of detail and realism.
Starting at the top left, the first individual has a Hitchhiker's Thumb. His partner, the second individual, also has a Hitchhiker's Thumb. Their child, the third individual, has a Hitchhiker's Thumb as well.
Moving to the top right, the fourth individual has a Hitchhiker's Thumb. His partner, the fifth individual, has a straight thumb and is shaded. Their child, the sixth individual, has a straight thumb and is shaded.
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All of the following uses that changed the land EXCEPT
O development
O agriculture
O conservation
O mining
Extensification of land usage necessitates the growth of industries that are extremely harmful, such agriculture, fish farming, and feedlots.
How does agriculture work?To nurture the soil, develop crops, & care for livestock is the science and technique of agribusiness. The processing of plant and animal products for human use as well as their marketing are included. Food and textiles are largely produced via agriculture.
Agriculture's significance: why?Simple definitions include "the science or occupation of cultivating land and raising crops and livestock" and "the occupation of cultivating land" can be found at dictionary.com. However, there are a wide variety of landscape ecologies and climates that fall within this criteria, each of which can support a different kind of plant or animal species.
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Fruit flies have sensory receptors that respond to different chemicals. Some of these receptors are sensitive to chemicals that make up odors
while others are sensitive to chemicals that make up tastes. For example, one type of taste receptor in fruit flies is sensitive to the taste of
water. Scientists performed an experiment to examine the role of odor and taste receptors in guiding the behavior of fruit flies.
The scientists' experiment took place in two phases. In the training phase, the scientists kept the fruit flies away from water for 16 hours. Then,
they placed the fruit flies in a chamber filled with a specific odor (odor 1) but no water for 2 minutes. They next transferred the flies to a second
chamber filled with a different odor (odor 2) and water for 2 minutes.
In the next phase, the scientists tested the fruit flies by placing them in a testing maze with two arms, one of which contained odor 1 and the
second which contained odor 2. Neither of these arms contained water. The scientists counted the number of flies that went into each arm. The
testing phase was completed after different amounts of time had passed after the training phase. The scientists then repeated this experiment
with flies that lacked the taste receptor for water. The table below shows the number of flies that went into each arm in all of the trials.
Flies That Cannot Taste Water
Normal Flies
Odor 1 Odor 2
Odor 1
Odor 2
3 minutes
36
64
55
45
3 hours
33
67
45
55
24 hours
30
70
51
49
Data adapted from Shyu et al. 2017. Nature Communications. Licensed under CC BY 4.0.
Time After Training
How do the scientists' findings support the argument that the information fruit flies take in through their sensory receptors can be stored as
memories?
A. by showing that fruit flies that could not taste water were not attracted to odor 2 by 24 hours after training
B. by showing that more of the fruit flies that could taste water were attracted to odor 2 than odor 1 at 24 hours after training
OC. by showing that fruit flies that could taste water were more attracted to odor 2 during the training period than were fruit flies that
could not taste water
D. by showing that fruit flies that could not taste water were less likely to locate water in the maze than fruit flies that could taste water
Scientists' findings support the argument that the information fruit flies take in through their sensory receptors can be stored as memories by showing that fruit flies that could taste water were more attracted to odor 2 during the training period than were fruit flies that could not taste water which is denoted as option C.
What are Sensory receptors?
These comprises of specializes cells which detect changes in the internal as well as external environment.
Fruit flies take in through their sensory receptors can be stored as memories by showing that fruit flies that could taste water were more attracted to odor 2 during the training period than were fruit flies that could not taste water according to the result gotten from the experiment.
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How would reducing low-growing plants from an area impact a population of tortoises with two varieties of neck extension ability:
short and long distance? (1 point)
O The proportion of tortoises with the ability to extend their necks a long distance would increase.
O The variety of tortoises with the ability to extend their necks a long distance would go extinct.
O The variety of tortoises that could only extend their necks a short distance would go extinct.
O The proportion of tortoises that could only extend their necks a short distance would increase.
Reducing low-growing plants from an area will impact a population of tortoises with two varieties of neck extension ability:short and long distance such that the proportion of tortoises that could only extend their necks a short distance would increase which is therefore denoted as option D.
What is a Population?This is used to refer to the number of people in a single area at a given point in time.
Reducing low-growing plants from an area will lead to a proportion of tortoises that could only extend their necks a short distance increasing due to natural selection which would occur.
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What is the role of a centromere?
A. To protect the middles of chromosomes
B. To regulate which genes are used to make proteins
C. To connect sister chromatids before cell division
D. To wrap around histones in order to package DNA in
chromosomes
The correct answer is C. The role of a centromere is to connect sister chromatids before cell division.
What is cell division?It is the process by which a single cell divides into two or more daughter cells. It is a fundamental process that allows living organisms to grow, develop, and repair tissues. Two types of cell division are : mitosis and meiosis. During cell division, chromosomes need to be replicated and separated into two daughter cells. The replicated chromosomes consist of two identical copies, called sister chromatids, that are held together at the centromere. The centromere is a specialized region of the chromosome where the kinetochore, a protein structure, forms and attaches to the spindle fibers that pull the sister chromatids apart during cell division.
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What are the labels of this heart diagram?
The heart is a muscle that pumps blood to different parts of the organism. From the left to the right, labels are Right atrium, Muscle wall - myocardium, Septum, Right ventricle, Left ventricle, Tricuspide valve, Bicuspid valve, Left atrium, Aortic semi-lunar valve, Pulmonary semi-lunar valve.
What are the parts of the heart?The heart is a muscle composed of four cameras
2 ventricles2 atriumsA septum divides the two ventricles and another septum separates the two atriums.
When the heart contracts it sends blood. This contraction can occur in the ventricle or the atrium. It is called Systole.
Atrial contraction occurs first and is followed by ventricular contraction.
During contraction, blood is ejected from the atrium to the ventricles. Then, from the ventricles to the arteries (pulmonary or aorta).
When the heart relaxes blood enters the cavities. It is called diastole. New blood enters and fills first the atrium and then the ventricles again. And the cycle begins all over again.
Steps
1)
Deoxygenated blood returns from the body tissues through the superior cava vein (SCV) or inferior cava vein (IVC).
This blood enters the heart's right atrium (RA), which is the right superior cavity.
2)
Once in the right atrium, blood flows through the tricuspid valve (TV), to the right ventricle (RV), which is the right inferior cavity.
3)
From the right ventricle, the heart pumps blood into the principal pulmonary artery (PPA), through the pulmonary valve (PV).
4)
The pulmonary artery (PPA) takes deoxygenated blood to the lungs, where gas interchange is produced.
5)
Oxygenated blood goes from the lungs to the heart's left atrium (LA), which is the superior left cavity, through the pulmonary veins.
6)
From there, blood flows to the left ventricle (LV), which is the left inferior cavity, through the mitral valve.
7)
Finally, oxygenated blood goes from this last ventricle to the aorta (A) through the aortic valve. And from the aorta oxygenated blood moves to the rest of the body tissues.
Note: Usually, oxygenated blood is represented in red, while deoxygenated blood is represented in blue.
Image (from the left to the right):
Right atriumMuscle wall - myocardiumSeptumRight ventricleLeft ventricleTricuspide valveBicuspid valveLeft atriumAortic semi-lunar valvePulmonary semi-lunar valveYou can learn more about the heart parts at
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PLEASE HELP ME!!?!?!?!???
Answer:
The stripe winged beetle will increase in population because they camouflage with their surroundings, whilst the black beetle will decrease because they stand out in their environment.
What are properties of mitochondrial genetics and mitochondrial inheritance?
Answer:
Unlike nuclear genes, which are inherited from both parents, mitochondrial genes are inherited only from the mother. If there is a mutation in a mitochondrial gene, it is passed from a mother to all of her children; sons will not pass it on, but daughters will pass it on to all of their children, and so on.
give difination of culture
Answer:
Culture is the arts and other manifestations of human intellectual achievement regarded collectively.
Culture is also the ideas, customs, and social behavior of a particular people or society.
A population's collective ways of life, including its institutions, beliefs, and artistic expressions, are collectively referred to as its culture. A society's whole way of life has been referred to as its culture. It encompasses manners, dress, language, religion, rituals, and artistic standards as a result.
The diagram below shows four layers of Earth.
Which of these layers of Earth contains molten iron?
Layer A
Layer B
Layer C
Layer D
The answer is Layer B.
About the Layers:
Layer A is the inner core of the earth, and it is the hottest section of the world.
Layer B is the outer core of the earth, and it shields the core and includes molten iron.
Layer C is referred to as the mantle. The mantle comprises rocks and minerals and is the earth's biggest layer.
Layer D is known as the crust. The crust is the portion of the planet where we live; it comprises land and other features.
The Earth may be classified into two categories: mechanically and chemically.
It is mechanically divided into the lithosphere, asthenosphere, mesospheric mantle, outer core, and inner core (or rheologically, meaning the study of liquid states). However, it may be separated chemically into the crust, the mantle (which can be subdivided into the upper and lower mantle), and the core - which can further be subdivided into the outer core and inner core.
The mantle is solid/plastic, the inner core is solid, and the outer core is liquid. This is owing to the different melting points of the layers (nickel-iron core, silicate crust, and mantle) as well as the rise in temperature and pressure as depth increases.
The nickel-iron alloys and silicates are solid at the surface because they are cold enough. The silicates in the upper mantle are mostly solid, although there are isolated pockets of melt, resulting in limited viscosity.
The lower mantle, on the other hand, is under great pressure and so has a lower viscosity than the upper mantle. Because of the high temperature, the metallic nickel-iron outer core is liquid. However, when the pressure increases towards the inner core, the melting point of the nickel-iron changes considerably, causing it to solidify.
The crust is the planet's outermost layer, a cooled and hardened section of the Earth that ranges in depth from 5-70 km (3-44 miles). This layer accounts for only 1% of the Earth's total volume, although covering the whole surface (the continents and the ocean floor).
The oceanic crust, which lies under the ocean basins at a depth of 5-10 km (3-6 miles), is the thinner component, whereas the continental crust is the thicker part. The oceanic crust is made up of dense material such as iron-magnesium silicate igneous rocks (like basalt), whereas the continental crust is made up of sodium potassium aluminum silicate rocks (like granite).
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Male primates typically do not care for their offspring. Which of the following are accurate explanations of why they do not care for their offspring?
a. Females do not allow males to care for the young.
b. They can use their resources to acquire other mates.
c. Caring for young does not increase their fitness.
d. Males lack knowledge of how to care for offspring.
e. Males lack sufficient energy to care for offspring.
Thus, it is true that males rarely help with baby care in the majority of monkey species. Any animal that is not categorised as a primate is a non-primate.
Any mammal that is a member of the family that includes people, apes, lorises, tarsiers, and lemurs is referred to as a primate. Primates are a taxonomic group that includes a wide range of animals, including lemurs, lorises, tarsiers, monkeys, apes, and humans. Primates are a group of mammals that are defined by having a large brain, using hands, and complex behavior. Non-primates are any animals not classified as primates. Their frontal lobe is vast and intricate. The core tenet of mammalian socioecology is that females incur disproportionately higher reproductive costs than males. Therefore, it is projected that female reproductive success will be most impacted by access to energy resources, whereas male reproductive success will be primarily impacted by mate availability.
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1) Which is not true about polyploidy?
A) It is caused by crossing over
B) It can produce hardy and vigorous plants
C) It never occurs in animals
D) It is lethal in humans
Answer:
It should be A) It is caused by crossing over
Chaz and Bev both have heterozygous genotypes for their tongues
If Chaz and Bev both have heterozygous genotypes (Rr) for their tongues rolling, if they crossed with each other, the possible genotypes of their offspring are RR, Rr, Rr, and rr.
What is a genotype?Genotype may be characterized as the ultimate combination of alleles of those genes which are significantly studied for specific objectives in order to determine traits based on that.
A person with the Rr genotype for tongue rolling would be capable to roll his or her tongue, because he or she has the dominant allele that allows tongue rolling. So “tongue rolling” is his or her phenotype.
The phenotype of the offspring would certainly depend on the genotypes on the basis of their parental attributes. If both parents are heterozygous for any trait, their offspring would show dominant, recessive, and heterozygous genotypes.
Therefore, if Chaz and Bev both have heterozygous genotypes (Rr) for their tongues rolling, if they crossed with each other, the possible genotypes of their offspring are RR, Rr, Rr, and rr.
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Your question seems incomplete. The most probable complete question is as follows:
Chaz and Bev both have heterozygous genotypes for their tongues rolling, if they crossed with each other, what are the probable genotypes of their offspring?
Increasing the external magnetic field strength ___ the energy gap between spin states and therefore ___ the frequency required for resonance.
Increasing the external magnetic field strength increase the energy gap between spin states and therefore increase the frequency required for resonance.
With increasing applied field, the energy gap between the two spin states widens. When electromagnetic radiation is at resonance with the processional frequency, resonance is achieved. The amount of magnetic field used alters the amount of energy needed and resonance frequency. The energy difference between the spin states grows as the magnetic field strength does, increasing the frequency in turn.
The frequency necessary for resonance rises when the energy difference between spin states widens due to an increase in the intensity of the produced magnetic field.
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What are the labels of this heart diagram
Labels of the heart diagram is given in the attachment hope it helps you
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what is holoendemic and examples of diseases under it
Holoendemic is a kind of disease in which affects majority of people in a population are affected by this type of endemic sickness. Early in life, this infection is extremely common. As opposed to youngsters, adults do not exhibit disease signs as frequently.
Hepatitis B in parts of the Marquesas Islands and ocular trachoma in several regions of sub-Saharan Africa, where almost all children in those groups have been infected are examples of holoendemic disease.
more examples of holoendemic diseasesMalaria: A parasite transmitted by mosquitoes that affects millions of people in Africa, Asia, and South America.
Chagas disease: A parasitic disease caused by the Trypanosoma cruzi parasite that is found in Latin America and affects millions of people.
Schistosomiasis: A parasitic disease caused by a type of flatworm that affects millions of people in sub-Saharan Africa, South America, and Southeast Asia.
Dengue fever: A viral disease transmitted by mosquitoes that affects hundreds of millions of people in tropical and subtropical regions.
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Color blindness is caused by a recessive allele located on the X chromosome . Affected people experience the inability to distinguish colors . Cross a woman who suffers from Color blindness with a man who is normal . Show genotypic and phenotypic percentages of the generation
Answer:
The genotypic and phenotypic percentages of the offspring from a cross between a woman with color blindness (XCXc) and a man with normal color vision (XY) would be:
Genotypic percentages:
50% XCXC (homozygous dominant, normal color vision)
50% XCY (heterozygous, normal color vision)
Phenotypic percentages:
100% normal color vision
Explanation:
Color blindness is caused by a recessive allele located on the X chromosome, which means that it is a sex-linked trait that is more commonly found in men than in women. Women are more likely to be carriers of the allele, as they have two X chromosomes, but they do not typically experience the symptoms of color blindness. Men have only one X chromosome, which means that they are more likely to be affected by the recessive allele if they inherit it from their mother.
In this cross, the woman with color blindness (XCXc) has one dominant allele for normal color vision (XC) and one recessive allele for color blindness (xc). The man with normal color vision (XY) has one dominant allele for normal color vision (X) and one recessive allele for sex determination (Y).
When these individuals have offspring, each child will inherit one X chromosome from each parent. This means that each child will have either XCXC, XCXc, or XCY genotype, depending on which X chromosome they inherit from each parent.
The genotypic percentages of the offspring would be:
50% XCXC (homozygous dominant, normal color vision)
50% XCY (heterozygous, normal color vision)
Since the dominant allele for normal color vision (XC) masks the recessive allele for color blindness (xc), all of the offspring would have normal color vision, regardless of their genotype.
The phenotypic percentages of the offspring would be:
100% normal color vision.
Researchers have observed striped hyenas and gray wolves hunting together in certain areas. One hypothesis suggests that changing hunting behavior aids both species in obtaining better and more resources. In this hypothesis the hyenas benefit because the wolves chase and take down large animals, such as goats, that the hyenas usually cannot catch alone. The wolves benefit from hyenas using their jaw strength to crack open large bones of prey to access additional nutrients from bone marrow.
Drag the ecological relationship that best fits the relationship for each example.
Hynas and gray volves are Commensalism. and Gray and goats shows mutualism.
What is Commensalism?Along with the term mutualism, the phrase was first used in 1876 by Belgian naturalist and paleontologist Pierre-Joseph van Beneden. The term was first used by Beneden to describe the behavior of carcass-eating animals that pursued predators in order to consume their leftover food.
The Latin term commensalis, which means "sharing a table," is where the word commensalism originates. Even though the term can be used in other sciences, commensalism is most frequently studied in the fields of ecology and biology.
Mutualism is a connection wherein two organisms gain from one another. A relationship in which one organism suffers harm while the other is unaffected is known as amensalism.
Therefore, Hynas and gray volves are Commensalism. and Gray and goats shows mutualism.
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A(n)
in the concentration of reactants will result in a(n)
Multiple Choice
increase; decrease
decrease; increase
increase; increase
in the rate of the chemical reaction
Answer:
it matters on the order of reaction .if it is first order it is increase: increase.
Dew point is the temperature to which air would have to be warmed (with no change in air pressure or moisture content) for saturation to occur.
a. True
b. False
Answer:
A True
Explanation:
Answer:
a. True
Explanation:
The dew point is the temperature at which air is saturated with water vapor and condensation occurs. When the temperature of the air reaches the dew point, moisture condenses into droplets, forming dew, fog, or cloud. The dew point is an important measure of atmospheric moisture and can have a significant impact on weather and climate. A high dew point indicates a high amount of moisture in the air, while a low dew point indicates low atmospheric moisture. The dew point is calculated based on the temperature and relative humidity of the air, and can be used to forecast the likelihood of precipitation or other weather-related events.
You have discovered a bacteria, and obtained a pure culture. Your analysis reveals remnants of a large number of OpmF molecules as well as molecules appearing to be disaccharides of glucoseamine with attached fatty acids. Test for H antigen was positive, but no flagella were visualized, even after the application of a mordant. you also find N-acetlyMuramic Acid linked to Glucosamine with a Beta1,4 linkage. Testing reveal that the bacteria was motile. DESCRIBE this bacteria in terms of the Gram reaction you expect. In addition, describe the molecular structure of the typical cell wall expected (be detailed, as detailed as the text in describing the cell wall!). WHAT type of motility structure do you suspect and why can't it be visualized?
Based on the presence of OpmF molecules and disaccharides of glucosamine with attached fatty acids, a positive H antigen test, and N-acetylMuramic Acid linked to Glucosamine with a Beta1,4 linkage are given.
The bacteria is expected to be Gram-negative with a typical cell wall structure containing lipopolysaccharides and porins. The bacteria are likely to have peritrichous flagella, which cannot be visualized due to their small size and lack of a mordant.
The presence of OpmF molecules and disaccharides of glucoseamine with attached fatty acids, as well as a positive H antigen test, suggest that the bacteria is likely to have a Gram-negative cell wall structure. This is because Gram-negative bacteria have a unique outer membrane that contains lipopolysaccharides and porins, which are large protein channels such as OpmF that allow the passage of certain molecules.
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Which of the following statements is not true?
A. Proteins can assemble into filaments, sheets, and spheres.
B. The amino acid sequence illustrates the primary structure of proteins.
C. The first step in the purification of most proteins is to disrupt tissues and cells.
D. The protein domain is defined as any segment of a polypeptide chain that can fold independently into a compact stable structure.
The first step in the purification of most proteins is to disrupt tissues and cells.
Describe primary structure of protein.
The primary structure of a protein is thought to be its linear amino acid sequence. Only twenty different amino acids, each with a distinct side chain, make up proteins. Different chemistries can be found in the side chains of amino acids. The majority of amino acids have side chains that are nonpolar.
Any portion of a polypeptide chain that can independently fold into a small, stable structure creates the protein domain. A domain is the modular building block from which many larger proteins are assembled. A domain typically has between 40 and 350 amino acids.
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suggest any two contraceptive methods to control the size of human population and explain them
PLEASE ANSWER I NEEDED THIS DONE A WEEK AGO
There is the conservation matter and energy in photosynthesis.
How do we show that matter and energy are conserved during photosynthesis?The conservation of matter and energy can be demonstrated in photosynthesis by considering the mass of reactants and products and the amount of energy involved in the reaction.
The total mass of the reactants (carbon dioxide and water) is equal to the total mass of the products (glucose and oxygen). This demonstrates that the total amount of matter in the system remains constant, as required by the law of conservation of mass.
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