AP BIOLOGY

CELL DIVISION

MEIOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The chromosomes ____ to make chromatin again.
A
split
B
form
C
merge
D
uncoil
Explanation: 

Detailed explanation-1: -Telophase. During telophase, the chromosomes begin to uncoil and form chromatin. This prepares the genetic material for directing the metabolic activities of the new cells.

Detailed explanation-2: -During interphase the DNA strands are uncoiled (uncondensed) in the nucleus. This uncondensed genetic material is called chromatin; thus an uncondensed chromosome can be called chromatin.

Detailed explanation-3: -Interphase. During this phase, the DNA is uncoiled and called chromatin.

Detailed explanation-4: -Telophase I is next. Here the spindle fibers are broken up, new nuclear membranes form, the chromosomes uncoil, and the cell divides into two daughter cells.

Detailed explanation-5: -Chromosomes begin to uncoil during anaphase. During metaphase, sister chromatids line up along the equator of the cell. After mitosis, the result is typically two daughter cells with identical DNA to each other.

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