Please help, I’ll give brainliest.
1 answer:
Answer:
it involves a physical exchange of chromosome segments in the tetrad (3)
Explanation:
def of crossing over
Crossing over is the swapping of genetic material that occurs in the germline
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Answer: B
Explanation: because birth and immigration is making the group bigger zero deaths and animals leaving
It’s the third one bc it’s a declined inheritance
Answer:
They could be called Gametes as they are inside the reproductive cells.
Answer:
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