1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
blsea [12.9K]
3 years ago
10

Which of the following statements about crossing over is TRUE?

Biology
2 answers:
andriy [413]3 years ago
7 0

Answer:

The correct answer is None of these choices are correct.

Explanation:

Crossing over doesn't occur only between heterozygous genes, it also doesn't happen only in some chromosomes and it never reduces de variation, otherwise, the crossing over is one of the main causes of variation among species.

eduard3 years ago
3 0

Answer: None of the choices are true.

Explanation:

Crossing over can be defined as the swapping of the genetic material which occurs in the germ line.

When the sperm and ovum combine together during the process of meiosis then the paired chromosomes from each of the parent align in such a way that the similar DNA sequence form the paired chromosomes cross over on each other.

The crossing over results in the genetic variation.

You might be interested in
Describe the relationship between the reactants and products of photosynthesis and cellular respiration.
Leni [432]
The reactants of photosynthesis are carbon dioxide and water, meaning during photosynthesis carbon dioxide and water are taken in to create energy. The reactants of cellular respiration are glucose (sugar) and oxygen, these are taken in by animals and humans to produce energy.
-
-
-
-
Explanation:
The end products of Photosynthesis are starting products(reactants) of Respiration.
End products of Respiration are starting products(reactants) of Photosynthesis
7 0
3 years ago
1. Create two food chains from the following list. Use Figure 4 to
Oliga [24]

Answer: i found this online its not my content

Explanation:

6 0
3 years ago
Jane is a patient. her brother greg has neuronal ceroid lipofuscinosis, also known as batten disease. it is autosomal recessive,
Hunter-Best [27]
<span>Jane should get genetic testing to find out if she is a carrier of the recessive allele. If she is not and the assumptions about the father hold true, then the probability of her child being a carrier or having the disease is zero.</span>
8 0
3 years ago
Which of the following enzymes is not correct
slega [8]

Answer:

OML SOMEONE HELP

Explanation:

8 0
3 years ago
Explain why insulin is no administered orally?
Ksju [112]
It <span>cannot be </span>taken<span> by </span>mouth<span> because the digestive juices in your stomach and intestine will break down the </span>insulin<span> before it has a chance to get into your bloodstream to do its job</span>
4 0
3 years ago
Other questions:
  • The picture below shows the process of transcription. During transcription, enzymes bind to a molecule of DNA. Then, the enzymes
    5·2 answers
  • Where do changes in an organism’s genes come from?
    8·1 answer
  • What amino acid is specified by the codon of GCG, and will there be a change if the codon is changed to GCC?
    11·2 answers
  • Please help!!! <br> (Btw I tried “5,730” and it was wrong)
    9·2 answers
  • The mission of the uic college of nursing is to transform health, healthcare, and policy through knowledge generation and transl
    13·2 answers
  • Please help to explain why pine trees have needles instead of leaves and cacti have spines instead of leaves.
    6·1 answer
  • In which of these continuums of degrees of competition (lowest to highest) is oligopoly properly placed?
    7·1 answer
  • What is each step in a food chain/food web called?
    6·1 answer
  • Which quantity in the equation E = mc2 will most likely be the smallest?
    8·2 answers
  • ________ refers to the amount of force a muscle, or group of muscles, is capable of exerting in one contraction.
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!