Use the model of meiosis that you made earlier in the lesson to explain how crossing over contributes to genetic diversity. How did you modify your model? How do you think crossing over affects the expression of certain traits compared to the cells where crossing over didn't occur?

Answers

Answer 1

Hello. You have not shown the model of meiosis to which the question refers, which makes it impossible for this question to be answered accurately. However, I will try to help you in the best possible way.

Crossing over is a genetic phenomenon that occurs when two sister chromatids are broken at some points and the pieces are exchanged between them. these exchanges cause the appearance of completely new gene sequences, which can completely affect the expression of stretches in the cells where the crossing over happened, since this cell will have a different gene sequence than the others.

As you may already know, chromosomes are formed by two filaments, called a chromatid. These filaments are united by the centromeros and the union of two filaments and a centromero is called sister chromatides.


Related Questions

Charles Darwin studied multiple species of finches and tortoises during his time on the Galapagos Islands. His research focused on which level of ecological organization?

Population
Community
Ecosystem
Individual

Answers

Dont click the link its a scam! Im pretty sure its population

Where on a continent would you expect to find volcanoes ?

Answers

Answer:

Sixty percent of all active volcanoes occur at the boundaries between tectonic plates. Most volcanoes are found along a belt, called the “Ring of Fire” that encircles the Pacific Ocean. Some volcanoes, like those that form the Hawaiian Islands, occur in the interior of plates at areas called “hot spots.” The greatest concentration of volcanoes has been found in Antarctica

Explanation:

hopes this helps

Answer:

subduction zones and mid-ocean ridges

Question 9 of 10
What is immigration?
A. When animals are born in an ecosystem
B. When animals move into an ecosystem
C. When animals leave an ecosystem
O D. When animals die in an ecosystem
SUBMIT

Answers

B. When animals move into an ecosystem.

The word “immigration” means “the action of coming to live permanently in a foreign country”. Which means that an animal moving into an ecosystem is the correct answer

compare two ways in which destructive relationship influence your well being as opposed to constructive relationship​

Answers

Answer:

Depression or Unhealthy eating habits

Explanation:

Destructive relationships causes mental stress, negative pressure from the partner, verbal abuse, mental and emotional torture.

Compare the two ways

Two ways in which destructive relationships influence your well-being as opposed to constructive relationships that is mental stress. In destructive relationship, constant negative pressure from the partner, verbal abuse, mental and emotional torture are included.

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Lions (zebra-eaters) are _________.

Answers

Answer:

Predators, Heterotrophs, Carnivores

Explanation:

Answer:

Carnivores

Explanation:

Hope this helps

3)
Ice cores from Antarctica allow scientists to measure the amounts of atmospheric carbon dioxide from long ago. These samples
would BEST provide evidence for
A)
climate change.
B)
continental drift.
C)
the big bang theory,
D)
magnetic field reversal.

Answers

Answer:

A) climate change...........

If the forces acting on an object are balanced, they must
O act in the same direction.
O result in a net force of ON.
O act in three different directions.
O result in a net force greater than ON.

Answers

Answer: A) act in the same direction
I hope this helps you !

Answer:act in the same direction

Explanation:

30 POINTS!!! PLZZZ HELP
1. What processes create igneous rocks?
2. What processes create metamorphic rocks?
3. What processes create sedimentary rocks?

Answers

Answer:

Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust.

Sedimentary rocks are erosion, weathering, dissolution, precipitation, and lithification. Erosion and weathering include the effects of wind and rain, which slowly break down large rocks into smaller ones.

Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors.

Explanation:

Answer:

1. Igneous rocks form when magma molten rocks cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. All magma develops underground, in the lower crust or upper mantle, because of the intense heat there.

2. Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors. Conditions like these are found deep within the Earth or where tectonic plates meet.

3. The most important geological processes that lead to the creation of sedimentary rocks are erosion, weathering, dissolution, precipitation, and lithification. Erosion and weathering include the effects of wind and rain, which slowly break down large rocks into smaller ones.

Hope it Help!~

Which explains how the Calvin cycle and the Krebs cycle differ?
The Calvin cycle uses ATP to make glucose.
The Krebs cycle uses ADP to make glucose.
Only the Calvin cycle occurs in plant cells.
The Krebs cycle only repeats in animal cells.

Answers

Answer:

The Calvin cycle uses ATP to make glucose.

Explanation:

Answer:A) The calvin cycle uses ATP to make glucose

Explanation: edge 2021

what is the general route food takes through the body?

Answers

Answer:

While food is in the small intestine, nutrients are absorbed through the walls and into the bloodstream. What's leftover (the waste) moves into the large intestine (large bowel or colon).

Explanation:

Answer:

it moves into the large intestine (large bowel or colon).

Explanation:

How does the table support the information in the main body of the passage?

A. by giving more examples of myths and facts about sharks

B. by presenting a different point of view about shark dangers

C. by separating the most important ideas from the detailed text

D. by organizing the information in the body of the text in a new way

Answers

Answer:

by separating the most important ideas from the detailed text

What are some common characteristics of an genesis rock?

Answers

Answer:

anorthosite, it is an anorthosite, composed mostly of a type of plagioclase feldspar known as anorthite.

how has the growing human population and the increased use of resources affected Earth systems?

Answers

Answer: The growth of human population has increased the use of resources dramatically throughout the years. In the year of 1960, there were only an estimated 3 billion people in the entire world. In the 2000's  there was a huge and odd curve in human population. Since then, the human population has been getting bigger and bigger ever since. In today's time in which we almost have 8 billion people in the world, people are starting to wonder if we are going to have enough resources to actually support life on Earth. This makes people's insane theory's about federal actions to decline human population something to take into consideration. For example, many people think that the government made Cov/id-19 in a lab in order to make a decline in human population to support the world easier. Earth is now being affected by the use of these resources that billion's of humans use every day due to pollution. We can't make every single human in the world stop pollution, but just by you helping you make a big difference. As earth's population gets bigger and bigger we need to start considering to make a difference.

Note: This response is not plaisurised Request: May I please get brainliest because it would help me out a lot

Emergencyyyy!!!!

Most resource development professionals are employed by
A.farmers and ranchers.

B.scientific firms.

C.the government.

D.packaged-food corporations.

Answers

Answer:

I think the government

Explanation:

Based on the MSW streams that you researched above (Salem, Wake County, and USA), what would be the most meaningful strategy to implement in an effort to reduce the waste streams. This is purposely left ambiguous to allow for you to creatively answer the question.

Answers

Answer:

Remove organic waste, Reduce packaging, eliminate bottled water, give food waste to animals.

Explanation:

Organic waste, Reduce packaging, eliminate bottled water, give food waste to animals are the some strategies to reduce the waste streams. The Organic waste in the water streams can be used as a fertilizer to the plants. The portion of Organic waste is large in the waste stream so its removal is good for the reduction in waste stream as well as for the crops. Avoid throwing packages and bottles in the waste water and reuse these packages and bottles through recycling process. Food waste that are thrown in the waste water can be used as feed to animals because there is a lot of nutrients present in it.

6. Which of the following is NOT true of the excretory system? a. Kidneys remove waste from the blood b. Removes waste from sweating c. Excretes feces d. Excretes urine

Answers

I think it’s b because the other ones seem true. Sorry if I’m wrong

Kidney waste from sweating is not true of the excretory system.

The correct answer is option B.

What does the excretory system do?

The principal function of the urinary system is to maintain the volume and composition of body fluids within normal limits. One aspect of this function is to rid the body of waste products that accumulate as a result of cellular metabolism, and, because of this, it is sometimes referred to as the excretory system.

What are the parts of the excretory system and their functions?

The primary excretory organs in the human body are the kidneys, ureters, and urinary bladder, involved with the creation and expulsion of urine. Through these organs, much of the nitrogenous waste of the body, especially urea, is expelled.

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which one is it? this is due today

Answers

Answer:

the second one is the correct one

3 ) is your answer, hope it helps , good afternoon.

Cystic Fibrosis is an autosomal recessive disorder. Neither parent has the disease. Their first child (Joey) Has cystic fibrosis. What are the chances that their next child will have cystic fibrosis? Use the letter A for the alleles for cystic fibrosis. SHOW ALL WORK FOR CREDIT. (To insert a table in your answer if necessary click on the three dots, click on the icon that looks like a table and you can customize the number and type of boxes you need)​

Answers

Answer:

1/4

Explanation:

    A     a

A  AA   aA

a  Aa    aa

I represent Cystic Fibrosis as the lowercase a since it's a recessive disorder

Describe a time when one of your limbs fell asleep. How did it feel?

Answers

Answer:

when I sat on my foot it felt super numb when I step on to the floor it is like electric shocking Legos

Answer:

When I was sitting on my couch, I sat on my leg for a long period of time.  When I got up, my leg felt ticklish and pri ckly because I was sitting on it for a long time, which put's too much pressure on the nerves.

Oysters are sessile like clams but oysters do not burrow their foot into the sand. How do oysters anchor themselves to the surface?

Answers

Answer:

They create an adhesive material that sticks to the surface.

Explanation:

^

Which of the following is a function of the lymphatic system?
a.
filters blood
c.
produces red blood cells
b.
absorbs nutrients
d.
produces bone marrow



Please select the best answer from the choices provided


A
B
C
D

Answers

A-Filters Blood
YW;)

What is a sensory impulse

Answers

Answer:

A phenomenon of polarization and depolarization through which the abnormal acticity of a fibre spreads through a nerve.

Explanation:

How do plant soak in water for photosynthesis to occur?

Any rubbish answer will be reported!!!

Answers

Plants will absorb water through their roots and release water as vapor into the air hope this helped

What is the sex of this organism?

Answers

Answer:

Female

Explanation:

Answer:

Female

Explanation:

Eagle
Man
Lion
Snake
Wolf
Frog
B
Gorilla
Grasshopper Bags
Rabbit
Bird
Plants
Mushrooms
From the food web above name.
(a) ONE producer
(b) ONE predator
(C) ONE decomposer please answer those 3 questions​

Answers

Answer:

a)plants

b)wolf

c)Mushrooms

Answer:

(a)Plants. (b)Lion. (c) Mushrooms

Which of the following describes a function of the endoplasmic reticulum within a cell?

intracellular transport
lipid synthesis
protein modification
DNA storage

Answers

Answer:

  lipid synthesis

  protein modification

  intracellular transport

This is if you have to pick more than one

Explanation:

Because i got it wrong

The most important function of the endoplasmic reticulum is intracellular transport within the cell but ER also performs other functions.

What is intracellular transport?

The Endoplasmic Reticulum transports nutrients from one part of the cell to the other within the cell.

What is Endoplasmic reticulum?

The endoplasmic reticulum (ER) is a continuous membrane structure in eukaryotic cells that forms a series of flattened sacs inside the cytoplasm.

There are two forms of ER that are commonly found:-Rough ER, which has  ribosomes embedded within its structure, giving it a rough appearanceSmooth ER, which lacks these ribosomes and hence appears smooth.

The endoplasmic reticulum (ER) plays an essential role in protein synthesis, folding, modification, and intracellular transport.

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Can someone help me out?

Answers

Answer:

The answer is C

Explanation:

Correct

A chemical change caused the temperature to increase and more bubbles to form.

The answer is C
Have a good day

Howdy y’all so ummm I really actually lowkey (highkey) have a question like what is the most painful thing someone could ever experience

Answers

Answer:

Child birth

Explanation:

Answer:

Having Frozen Shoulder

Explanation:

A condition characterized by stiffness and pain in the shoulder joint.

The condition occurs more commonly in people with diabetes and in people who've kept their arm immobilized for a long period of time.

Symptoms may start gradually and resolve within one or two years.

Treatment involves stretching and sometimes injecting corticosteroids and numbing medications into the joint capsule. In some cases, surgery is used to loosen the joint capsule.

here this is the question the answers to pick are
A. A pond Became a lake
B. a forest became a desert
C. a tempature forest became a swamp
D. an artic region became a tropical region

Answers

Answer:

a forest became a desert

Explanation:

PLEASE GIVE BRAINLIEST!!!!!!!!!!

:)

Answer:

sorry

rt if the answer is wrong put d

Which of the following is a disadvantage of asexual reproduction?

Answers

The third one ig, those aren’t really disadvantages though a real disadvantage would be the lack of diversity.
C there is no other mate to change or add different dna to adapt if the environment changes
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If the fair value of the equipment at lease commencement is $100,000, what would be the amount of the annual rental payments Sage Hill demands of MTBA, assuming each payment will be made at the beginning of each year and Sage Hill wishes to earn a rate of return on the lease of 8% Part BWhich quotation from paragraph 2 supports the answer in Part A?It is, of course, an indispensable part of a scriveners business to verify the accuracy of his copy, word by word.. . . they assist each other in this examination, one reading from the copy, the other holding the original.It is a very dull, wearisome, and lethargic affair; I can readily imagine that to some people with cheerfully optimistic temperaments, it would be altogether intolerable.. . . 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If a guest, such as the Prime Minister of 3.Great Britain, wants to speak to both the House and Senate, they can hold a _________ of Congress. 4.The President can call a ____________ to speak to the Senate or the House. ANSWERS:for 1 annual session, special session, joint sessionfor 2 annual session, special session, joint sessionfor 3 annual session, special session, joint sessionfor 4 annual session, special session, joint session What do you think you should you do with pieces of art you personally create and love?In your opinion, what do you think is the most important etiquette rule to follow when visiting an art museum? Why?Have you ever been to an art exhibit, museum, or gallery? What does it look like? What does it sound like? If you havent, then please list some of the sights and sounds you imagine to be at an art museum.What are three questions to ask yourself about a piece as you view the art?Why might it be important for art to be exhibited for others to see? 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