DNA segments called _____ are at the ends of chromosomes and as they shorten they eventually signal the cell to enter apoptosis.
A)transposons
B)mutagens
C)activated chromatin
D)operons
E)telomeres

Question

Quizplus · Accepted Answer

Telomeres are segments of DNA that are found at the ends of chromosomes. As cells divide, the telomeres shorten until they eventually become too short to protect the chromosome. This can lead to chromosomal damage and the activation of apoptosis, a programmed cell death.

DNA Segments Called _____ Are at the Ends of Chromosomes