Question

Which of the following are required for DNA replication by DNA polymerase?

A. Template strand

B. Short, complementary primer strand

C. 5'-dXTPs

D. 3'-dXTPs

E. Answers (A) and (C)

F. Answers (A) and (D)

G. Answers (A), (B), and (C)

H. Answers (A), (B), and (D)

Which of the following are reasons why DNA replication must be discontinuous?

A. The complementary strands have opposite polarity

B. Only 5'-dXTPs are available in cells

C. DNA polymerase only adds 5-'dXTPs to 3'-OH ends

D. All the above

E. Answers (A) and (C)

F. Answers (B) and (C)

G. Answers (A) and (B)

Which of the following are roles of RNA polymerases in DNA replication?

A. RNA polymerase (primase) initiates replication at the origin

B. RNA polymerase synthesizes the primers for Okazaki fragments

C. Both (A) and (B)

D. Neither (A), nor (B)

Which of the following statements describes the activity of DNA polymerase?

A. DNA polymerase adds 3’-dXTPs to the 5’-OH terminus of the primer
B. DNA polymerase adds 5'-dXTPs to the 3’-OH terminus of the primer
C. DNA polymerase adds 5’-dXTPs to the 3’-phosphate terminus of the primer
D. DNA polymerase adds 3’-dXTPs to the 5’-phosphate terminus of the primer