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yawa3891 [41]
3 years ago
9

Help me please thank you! Look at the attachments below.

Biology
1 answer:
cupoosta [38]3 years ago
7 0
The answer is D. receiving blood from the gills
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What produces variable traits depending on environmental conditions
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Which currents carry warm water away from the equator?
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The answer top the question given above is letter c. Surface currents.
There are two types of ocean currents, surface current and deep currents. 
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The process of bones increasing in thickness is known as ________.
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The cells lying in the deeper layer of periosteum are known as osteoblasts (bone forming cells). These cells divide continuously and form the osteocytes, thus increase the thickness of bone. ... The process of reshaping the bone is called <u>remodeling </u>and it is one of the major factors responsible for increasing size of marrow cavity.

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It is impossible for sperm to be functional (able to fertilize the egg) until after ________. Group of answer choices
lesya692 [45]

Answer:

The answer is "they undergo capacitation"

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