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Mashutka [201]
3 years ago
14

Please help QUICK!!!!!!

Biology
2 answers:
crimeas [40]3 years ago
7 0

Heyy!

Your answer is A because Genes are functional unit of DNA, usually a segment of DNA in chromosome.

to sum it up Your answer Is A

Hope this helps!!

USPshnik [31]3 years ago
7 0

Question: What is the chemical basis of a gene?

Answer: DNA

Explanation: Chemical structure of gene is always gonna start with  DNA

question answered by

(jacemorris04)

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