Which of the Following Statements About Telomerase Are True: 1

Multiple Choice

Which of the following statements about telomerase are true: 1.It extends the 3' end of a linear chromosome one repeat at a time.
2) It uses a built-in DNA to act as a template for synthesis of the telomeric repeat.
3) Without telomerase,linear chromosomes would become progressively shorter.

A) 1
B) 2
C) 3
D) 1 and 2
E) 1 and 3