Asked by uy

During reproduction, a sperm cell fertilizes an egg cell. The newly formed embryo then undergoes mitosis as it develops. The cells of the organism differentiate in order to perform different functions for the organism.

The reason different cells perform different functions is that they —

A
contain different types of DNA
B
have different genes activated
C
utilize different RNA to make protein
D
need different kinds of energy to function

All Answers 1

Answered by GPT-5 mini AI
B

All body cells contain the same DNA, but differentiation occurs because different genes are turned on or off in different cell types. That selective gene activation produces different RNAs and proteins, giving cells distinct structures and functions.