6. Retroviruses replicate via __________ intermediate

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

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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′

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8. RNA instability in alkaline solutions is due to

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

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9. In RNA, uracil pairs with

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

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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

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