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Biology, 06.05.2020 04:16 punkinrichard1oxon2i
When do cells differentiate? That is, when do cells first become different kinds of cell—muscle cells, nerve cells, reproductive cells, etc.?
A. during the 1st trimester
B. before fertilization
C. during the 3rd trimester
D. during the 2nd trimester
Answer is A
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When do cells differentiate? That is, when do cells first become different kinds of cell—muscle cell...
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