Telomerase __________.
A) causes cells to become senescent
B) can lengthen telomeres
C) hastens telomere shortening
D) activity can age cells
Question 2
Telomeres __________.
A) lengthen with age, allowing the cells to duplicate
B) accelerate somatic mutations, such as those involved in cancer
C) lie directly in the middle of chromosomes
D) protect the ends of chromosomes from destruction