In mammals, the majority of cardiomyocytes (cardiac muscle cells) undergo repeated DNA replication without cytokinesis as a part of normal development, and in response to injury or heart attack. Many cardiomyocytes are tetraploid, and some cells have even higher DNA content. This variation in DNA content is an example of

A. alloploidy.

B. aneuploidy.

C. endopolyploidy.

D. copy number variation.

Question

Agustin Smith

16 December, 17:33

+5

Answers (1)

Know the Answer?

Yasmine Boyle · Answer 1

C. endopolyploidy

Explanation:

Endopolyploidy occurs in cardiomyocytes cycles that are often known to have variants of DNA content.