16
practice testMultiple Choice

Practice Test

Question 16 • Biology

Which best describes embryonic stem cells?

Answer
A
They are capable of self-renewal and limited differentiation.
B
They are capable of differentiation only.
C
They are capable of self-renewal only.
D
They are capable of self-renewal and unlimited differentiation.

Explanation

Embryonic stem cells can self-renew, meaning they can divide to produce more stem cells. They are also pluripotent: they can differentiate into nearly any cell type in the body. Therefore, the best choice is “They are capable of self-renewal and unlimited differentiation.”

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