Multiple Choice
Considering that virtually all cells in any given individual contain the same genetic information, how is it possible to have different cell types with unique functions?
A) Gene expression is regulated such that different cell types produce different proteins.
B) All cells express all proteins encoded in an organism's genes but turn them on selectively.
C) Gene expression is regulated based on the age of the organism.
D) Only some cell types make protein products, while others do not.
E) Cells lose unneeded genes with each cell division.
Correct Answer:
Verified
Correct Answer:
Verified
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