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NEED HELP ASAP
A gene is a segment of DNA that codes for a single protein.

Question 1 options:
True
False
Question 2 (1 point)
Cell differentiation (example a muscle cell is different than a nerve cell) occurs because:

Question 2 options:

genes are turned on or off based on the cells needs


all of the cells contain different genes


extra genes are added if the cell needs them


genes are destroyed



MY ANSWERS ARE A AND D

Sagot :

Genes are destroyed for question no 2