how does the cell wall protect prokaryotic cells in a hypotonic solution?
The cells wal swell in a hypotonic solution then the bacterial cell wall counteracts the outward osmotic pressure and prevents the cell from bursting.
The cells with the cell wall will swell when the cell is placed in a hypotonic solution (a solution which contains a lower amount of solute in comparison to the solute concentration in other solutions, across a semipermeable membrane ), but once the cell is turgid (firm), the tough cell wall prevents any more water from entering the cell from the solution or from outer environment. When the cell is placed in a hypertonic solution, then the cell without a cell wall will lose water to the environment, shrivel, and probably die.
All prokaryotic cells have a stiff and rigid cell wall, located underneath the capsule (if there is one). This structure is responsible for maintaining the cell's shape, protects the cell interior, and prevents the cell from bursting when it takes up water.
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how does the cell wall protect prokaryotic cells in a hypotonic solution?
A.) Because cells swell in a hypotonic environment, the bacterial cell wall counteracts the inward osmotic pressure and prevents the cell from being crushed.
B.) Because cells are osmotically balanced in a hypotonic environment, the cell wall allows water flow back and forth, continuing to maintain the osmotic balance.
C.) Because cells shrivel in a hypotonic environment, the bacterial cell wall counteracts the outward osmotic pressure and prevents the cell from bursting.
D.) Because cells shrivel in a hypotonic environment, the bacterial cell wall counteracts the inward osmotic pressure and prevents the cell from being crushed.
E.) Because cells swell in a hypotonic environment, the bacterial cell wall counteracts the outward osmotic pressure and prevents the cell from bursting.
which of these explains why a drug that damages capsids can help in the treatment of a viral infection
Viruses are composed of genetic material surrounded by a capsid made of proteins. D. a drug that damages capsids can help in the treatment of a viral infection because capsids provide protection for viruses.
What is the viral structure?
The virus structure includes genetic material (DNA or RNA) inside a proteic protector layer known as the capsid.
The capsid structure might vary among viruses. It is composed of proteins that are codified by the viral genes in the viral genome.
Basically, the virus structure is always genetic material (DNI or RNA) surrounded or protected by proteins.
The correct option is D. Capsids provide protection for viruses.
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Complete question:
Why would a drug that damages capsids help treat a viral infection?
A. Capsids prevent the lytic cycle from beginning.
B. Transduction requires a capsid.
C. Viruses use capsids to increase genetic variation.
D. Capsids provide protection for viruses.
Which type of biomolecule contains phosphorus? A. Nucleic acid B. Protein C. Carbohydrate D. Lipid
Answer: Nucleic Acids should be the answer.
Explanation:
Hydrogen, oxygen, nitrogen, carbon, and phosphorus combined and placed under one umbrella term, Biomolecule, are known as one thing; the Nucleic Acids.
The density of copper is 8.96 grams per centimeter cubed. Find the
volume of 26.32g of copper? *
GIVING BRAINLIST
1.How does rain break down rock physically?
2.How does rain break down rock chemically?
3.Sometimes areas flood. We see this as a negative event for most areas. Describe how flooding could be a positive thing for a farmer.
Answer:
1. erosion (physical mechanics breaking the rock)
2. weathering (chemical elements changing the rock)
3. could rejuvenate the land with needed minerals
Explanation:
the potential resistance or tolerance could be attributed to physiological changes in outer cell membrane phospholipid composition, or it might be related to specific genotypic changes
In conclusion, both physiological changes in outer cell membrane phospholipids and genotypic changes may contribute to potential resistance or tolerance, but further investigation is needed for a more definitive explanation.
The potential resistance or tolerance observed in this context could be attributed to physiological changes in the composition of outer cell membrane phospholipids. These changes may alter the membrane's properties and affect its interaction with external factors. Additionally, it is possible that specific genotypic changes could also play a role in conferring resistance or tolerance. However, without further information or research, it is challenging to determine the exact mechanisms behind these observations. In conclusion, both physiological changes in outer cell membrane phospholipids and genotypic changes may contribute to potential resistance or tolerance, but further investigation is needed for a more definitive explanation.
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А (blank)
is a chemical substance that organisms require to live.
Answer:
Nutrient
Explanation:
Nutrients are compounds in foods which are essential to life and health of living organisms, providing them with energy. They are the building blocks for repair and growth and substances necessary to regulate chemical processes. There are six major nutrients:
Carbohydrates,Lipids (fats),Proteins,Vitamins,Minerals,Water.Membrane potential pogil. Pls help
a bacterial cultures has an initial population of 10000. if its population declines to 6000 in 4 hours, what will it be at the end of 6 hours
After 10 hours, the bacteria's population will have decreased to roughly 27.
Detailed explanation:
use the equation P = Iekt.
The equation becomes 10,000 = Iek if the starting population of the bacterial culture is 10,000. (0)
with I = 1 and t = 0 10000
P = 4000 and t = 4 hours if its population drops to 6000 in that amount of time.
As a result, 6000 = Ie4k... 2
We assume the natural logarithm of both sides in equation 2 to be;
I lne4k = ln6000
I k = ln6000/4I k = ln6000/4I = ln6000 (10000) I equals 10000 k = ln6000/40000 k = 4/40000 k = 0.0001 because.
Since P = Iekt, the population will be as follows after 10 hours.
I=10,000 k=0.0001, and t=10
P = 10000e^(0.0001×10)
P = 10000e^0.001
P = 10000×0.0027
P = 2
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explain how eating a burger is the result of photosynthesis
Answer:
The bread, lettuce, tomatoes, and onions in the hamburger all came from plants. The food molecules in those plants were made as a result of the process of photosynthesis, using the energy in the sunlight. The hamburger meat came from a cow, which ate grass and other plants to obtain food.
what is spilicing and where does it occur exactly correct answer
Need somebody to help!!!!
Answer:
I would say the first option
Explanation:
Answer:
D
Explanation:
It is being turned into RNa and will go out of the nucleas to be read.
A hypothesis is
A.
a summary of events written in a particular fashion.
B.
a statement that proposes a possible explanation to some phenomenon or event.
C.
the process of experimentation designed specifically to disprove a scientific theory.
D.
the result of a scientific experiment performed for the purpose of proving a theory.
Answer:
B
Explanation:
Which of the following BEST describes why the body reduces nonvital body functions in untreated anorexia nervosa?
a. There is insufficient estrogen to regulate these functions. b. The body is trying to maintain normal body temperature c. The body needs to conserve energy d. The individual's activity level is very low
The best description for why the body reduces nonvital body functions in untreated Anorexia nervosa is option c.
The body needs to conserve energy. This occurs because the body is trying to adapt to the lack of nutritional intake and prioritize essential functions.
Anorexia nervosa is an eating disorder characterized by extreme restriction of food intake, resulting in a dangerously low body weight. When the body doesn't receive adequate nutrition, it has to find ways to conserve energy. To do this, it reduces the energy allocated to nonvital body functions, such as growth, reproduction, and digestion. This allows the body to focus on maintaining the most critical functions, such as brain and heart function, in an attempt to survive.
In this state, the body will also slow down the metabolism and decrease the production of certain hormones, like estrogen. While these changes help conserve energy in the short term, they can lead to severe long-term health problems, such as organ damage, infertility, and even death. It is crucial for individuals suffering from anorexia nervosa to seek professional help and treatment to prevent these consequences and recover from the disorder.
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Students want to find out at which temperature bean plants grow the tallest. Which science process skill would be used to find this temperature?
Answer:
scientific method
Explanation:
___ Phrenic nerve ___ Median nerve ___ Tibial nerve ___ Radial nerve ___ Femoral nerve ___ Ulnar nerve ___ Common fibular nerve ___ Musculocutaneous nerve A. Anterior and lateral leg muscles and skin B. Posterior thigh and leg muscles, foot C. Diaphragm D. Some forearm flexors, most intrinsic hand muscles, skin on medial hand E. Posterior arm muscles, forearm extensors, skin on lateral hand F. Anterior arm muscles, skin on lateral forearm G. Most forearm flexors, skin on anterior and lateral hand H. Anterior thigh muscles, skin on anterior and medial thigh and leg
The phrenic nerve is responsible for breathing, while the median nerve innervates some forearm muscles, the tibial nerve innervates the posterior thigh and leg muscles, the radial nerve innervates the posterior arm muscles, the femoral nerve innervates the anterior and medial thigh and leg muscles, the ulnar nerve innervates most forearm flexors, and the common fibular nerve innervates the anterior and lateral leg muscles and skin.
the nerves with their corresponding functions. Here are the correct matches:
A. Anterior and lateral leg muscles and skin - Common fibular nerve
B. Posterior thigh and leg muscles, foot - Tibial nerve
C. Diaphragm - Phrenic nerve
D. Some forearm flexors, most intrinsic hand muscles, skin on medial hand - Ulnar nerve
E. Posterior arm muscles, forearm extensors, skin on lateral hand - Radial nerve
F. Anterior arm muscles, skin on lateral forearm - Musculocutaneous nerve
G. Most forearm flexors, skin on anterior and lateral hand - Median nerve
H. Anterior thigh muscles, skin on anterior and medial thigh and leg - Femoral nerve
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The diagram represents a dihybrid cross between two pea plants that are heterozygous for both seed color and seed shape.
What is the phenotypic ratio of the offspring?
- 1:1:1:1:2:2:2:2:4
-1:3:3:9
-1:4
-4:12
Answer:4:12
Explanation:
This question already provides you with the punnet square, genotypes resulting from the cross, and phenotypes resulting from the cross. Simply count the number of green phenotypes (the green circles), and compare them to the number of yellow phenotypes (yellow circles), and you get 4 green for every 12 yellow.
When can exponential growth occur in a population?
Phloem is used to transport sucrose and amino acids in plants. Sucrose is a carbohydrate. Describe the uses of carbohydrates and amino acids in plants.
Answer:
1. carbohydrates help to produce a part of cellulose. carbohydrate produces the vital source of energy, carbon skeletons for organic compounds, and storage of components.
2. Amino acids help in the ion transportation, modulation of stomatal opening, maintaining the level of detoxification.
1. Distinguish between the cell wall and the
cell membrane in a plant cell.
How does a DNAmolecule produce copies of itself?
Explanation:
DNA replication is the process by which DNA makes a copy of itself during cell division. ... The separation of the two single strands of DNA creates a 'Y' shape called a replication 'fork'. The two separated strands will act as templates for making the new strands of DNA.
One main difference between light microscopes
and electron microscopes is...
Light microscopes can view both alive and dead organisms and electron
microscopes can only view dead organisms
Light microscopes only create 2D images and electron microscopes create both
2D and 3D images
Light microscopes use electrons to view the image and electron microscopes
use light
Light microscopes only produce black and white images and electron
microscopes only produce color images
Answer:
Elaborate please
Explanation:
WILL GIVE BRAINLIEST. PLEASE HELP!!!
The lightest part of a shadow is called the
asteroid
penumbra
umbra
eclipse
Your answer is umbra......
Answer:
The lightest part of a shadow is called the penumbra however the darkest part is called the umbra
Explanation:
hope this helps
List four density dependent factors that limit population growth.
Answer:
Competition within the population. When a population reaches a high density, there are more individuals trying to use the same quantity of resources. ...
Predation. ...
Disease and parasites. ...
Waste accumulation.
Explanation:
Brainliest please tysm
Answer:
The density dependent that limit population factors is competition, predation, herbivory, parasitism, disease, and stress from overcrowding
Explanation:
You welcome :)
Where within the cell does photosynthesis take place?
A. The cytoplasm
B. The chloroplasts
C. The mitochondria
D. The nucleus
Answer:
B.) The chloroplasts
Explanation:
I have science
Answer:
B
Explanation:
Gizmo
Make an argument from evidence to support the claim that the structure of the cell membrane supports its function .
The phospholipid bilayer with embedded proteins, carbohydrates, and cholesterol molecules supports the function of the cell membrane.
The cell layer, otherwise called the plasma film, is a specifically penetrable hindrance that isolates the inside of the phone from its outer climate. It is made out of a phospholipid bilayer with installed proteins, carbs, and cholesterol particles. This construction upholds the capability of the layer in more ways than one. First and foremost, the hydrophobic tails of the phospholipids face internal, framing a non-polar locale that repulses water-solvent substances, permitting the cell to keep up with its interior climate.
Also, the proteins implanted in the layer consider transport of particles and atoms across the film, which is pivotal for cell correspondence and digestion. At last, the sugars and cholesterol particles help to balance out the film and control its smoothness. Together, these parts make a design that upholds the cell layer's capability as a specific boundary and go between of cell processes.
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The complete question is:
Make an argument from evidence to support the claim that the structure of the cell membrane supports its function. How does the structure of the cell membrane support its function?
Can someone please help me,thank you!
Deanna wanted to test the idea that eating carrots improves a person's ability to see at night. She
asked ten people to eat one carrot a day for a month, and asked ten other people to eat no carrots
for a month. She then tested their night vision.
Who is the experimental group in this experiment?
a. Deanna.
b. There was no experimental group.
C. The ten people who ate carrots.
d. The ten people who did not eat carrots.
Answer: The ten who ate carrots, I believe.
Explanation: Hope this helps!
what is the underlying physiological reason for the relationship between field tests and laboratory measurements of aerobic power?
Telomeres are repetitive DNA sequences at the ends of linear chromosomes that act as protective caps for preserving the genetic information during cell division.
They consist of tandem repeats of a specific nucleotide sequence (TTAGGG in humans) that shorten with each cell division. Telomeres protect the chromosomes from degradation and fusion, which can lead to genetic instability and the formation of abnormal cells.
Additionally, telomeres serve as recognition sites for enzymes that elongate the DNA strand during replication. When telomeres become critically short, cells undergo senescence and eventually undergo apoptosis or cellular death. Telomere maintenance plays an essential role in cellular aging and various diseases such as cancer.
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Sara finds a cross-section of a tree trunk from a nearby timber-cutting operation. While counting the rings, Sara notices that the ring that corresponds to ten years ago is very narrow and dark. She researches newspaper weather reports for that period. Based on the tree-ring evidence, which of the following reports is she likely to discover?
F.Ten years ago, the summer was very humid.
G.Ten years ago, several hurricanes came through the area
H.Ten years ago, there was an abundance of rain and sunshine
I.Ten years ago, the weather was unseasonably cold, overcast, and dry.
Sara is likely to discover the report I. Ten years ago, the weather was unseasonably cold, overcast, and dry. The narrow and dark tree ring indicates that there was limited growth during that year, which is typically associated with unfavorable environmental conditions like cold, overcast, and dry weather.
Sara found a cross-section of a tree trunk and noticed that the ring that corresponds to ten years ago is very narrow and dark. This suggests that the tree did not receive enough water and nutrients during that year, which could be caused by unfavorable weather conditions. Sara decides to research newspaper weather reports for that period to find out more information. After conducting her research, Sara discovers that ten years ago, the weather was unseasonably cold, overcast, and dry. This information matches the evidence from the tree ring, as the narrow and dark ring suggests that the tree did not receive enough water and nutrients during that year. The dry and cold weather conditions could have caused this, as the tree would not have been able to absorb enough moisture from the soil.
Based on the evidence from the tree ring and the newspaper weather reports, it can be concluded that ten years ago, the weather was unseasonably cold, overcast, and dry. This information is important because it shows how weather conditions can affect the growth of trees and other plants. By studying tree rings and weather patterns, researchers can learn more about past climates and make predictions about future climate change.
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