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Lena [83]
3 years ago
10

What evidence indicates that all eukaryotes share common ancestry?

Biology
1 answer:
Effectus [21]3 years ago
4 0
I also believe the answer is A.
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Testosterone is an example of a chemical signal that affects the very cells that synthesize it, the neighboring cells in the tes
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Answer: Autocrine signal, paracrine signal and endocrine signal.

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Testosterone is an example of hormone which shows its effect on different locations of the cells.

The autocrine signal can be defined as the siganals which shows its effect on the cell from where it is being produced. This means a cell targets itself.

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The endocrine signals can be defined as the effect of the hormone on the distant cells. The signals is produced by the cells somewhere else but is carried through the bloodstream to the distant cells.

All of the three effects is being shown by testosterone autocrine, endocrine and paracrine.

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