6. Retroviruses replicate via __________ intermediate

A. RNA
B. DNA
C. mRNA
D. rDNA

7. During RNA synthesis, the DNA template sequence 5’Tp Ap Gp Cp 3′ Would be transcribed to produce which of the following RNA sequence?

A. 5′-Ap Tp Cp Gp-3′
B. 5′-Gp Cp Up Ap-3′
C. 5′-Gp Cp Tp Ap-3′
D. 5′-Ap Up Cp Gp-3′

8. RNA instability in alkaline solutions is due to

A. adenine
B. ribose
C. uracil
D. single strand nature

9. In RNA, uracil pairs with

A. adenine
B. cytosine
C. thymine
D. guanine

10. Two features of the tRNA molecule associated, in converting the triplet codon to an amino acid, are

A. in the T Loop and D stem and loop
B. in the anticodon loop and D stem loop
C. in the anticodon loop and the 3′ CCA end
D. none of the above