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Hoochie [10]
3 years ago
5

Which cells produce androgens such as testosterone?

Biology
1 answer:
spayn [35]3 years ago
8 0
"Leydig Cells" secretes & synthesize androgens such as testosterone

Hope this helps!
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Joel is comparing two slides showing chromosomes in a sperm cell and a skin cell of a dog. He finds that the sperm cell has 39 c
leonid [27]
Using the concept that :
<span>The skin cell has twice the number of chromosomes as the sperm cell has.
</span>Hence,
<span>The sperm cell has 39 chromosomes.
The skin Cell will have = 39 x 2
                                    = 78 </span><span>chromosomes.</span>
8 0
3 years ago
Read 2 more answers
Bacteria and other microbes can be used to "clean up" an oil spill by breaking down oil into carbon dioxide and water. Two sampl
aksik [14]

Answer:

For sample A, A=17.7 %, T=17.7 %, G=32.30%, C=32.30%

For sample B, A= 28.9%, T=28.9%, G= 21.10%, C= 21.10%

Explanation:

The composition of nitrogenous bases in DNA is calculated using the suggestions proposed by the results of the experiment performed by Erwin Chargaff.

He found that in a DNA sample the composition of purine to pyrimidine is 1:1. This indicates that the amount of purine equals pyrimidine. This can be presented as purines + pyrimidines= 100. Also, adenine binds thymine and cytosine binds guanine.

In the given question,  

<u>For sample A </u>

A= 17.7 %, Therefore, thymine will be = 17.7 %,

A+T= 35.40%

Now, G+C=100- 35.40%

G+C= 64.60%

content of G= 64.60/2= 32.30%

content of C= 32.30%

<u>For sample B </u>

T=28.9%, A will be= 28.9%

A+T= 57.80%

G+C=100-57.80%

G+C= 42.20%

Thus content of G will be= 42.20/2=21.10

content of C= 21.10%

Thus,  

For sample A, A=17.7 %, T=17.7 %, G=32.30%, C=32.30%

For sample B, A= 28.9%, T=28.9%, G= 21.10%, C= 21.10%

6 0
3 years ago
A pathogenic strain of bacteria has become resistant to an antibiotic that once could kill it. What has happened to these bacter
Andrews [41]
The answer is <span>-Only the few bacteria that were immune to the antibiotic survived and reproduced, making all their offspring immune to it as well.

Bacteria (or any other organism) are not able to make changes to their DNA in order to protect themselves or to learn to remove the receptors on their cell surfaces. If they were able to produce toxins against the antibiotics, they would all survive.
These leave the second choice as the correct answer. This is the real situation, and is a good example of natural selection.</span>
6 0
3 years ago
I need to know which are prokaryotes and which are eukaryotes please!
nirvana33 [79]

9. P

10. E

11. E

12. E

13. P

14. E

15. Both

hope this helped! :)

3 0
3 years ago
What types of carbon-based molecules are most often broken down to make ATP? Explain how ATP production differs depending on the
vodomira [7]

Answer:

Carbohydrates. Depending on the carbon-based molecule broken down, the amount of ATP produced will be less or more.

Explanation:

-google

6 0
3 years ago
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