Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

DNA is spread out as _________ in non-diving cells & condensed wrapped around proteins as ________ in dividing cells
Options
A chromatin, chromatids
B chromatin, chromosomes
Correct Answer
C chromatids, chromatin
D chromosomes, chromatin
Correct Answer

Option B is the correct answer.

Detailed Explanation

In non-dividing cells (interphase), DNA is in a less condensed, thread-like form called chromatin. When a cell prepares to divide, the chromatin condenses and coils into visible, discrete structures called chromosomes. Chromatids are the identical copies of a chromosome joined at the centromere.

Hint

What is the uncoiled form of DNA called, and what is the coiled, visible form called during division?

Question Info