Biochemistry MCQs Test 01 Online for Preparation

1. RNA is the genetic material in ?

A. a) Viruses only

B. b) In some viruses and some prokaryotic

C. c) In some viruses and some prokaryotic and rarely in Eukaryotas

D. d) Only in some viruses

2. RNA is a ?

A. a) Single stranded

B. b) Double stranded

C. c) Triple stranded

D. d) Both a and b

3. The sugar in RNA is ?

A. a) Deoxyribose

B. b) Ribose

C. c) Hexose

D. d) Fructose

4. Nucleotide's in RNA are joined by ?

A. a) 3’5’ phosphodiester bond

B. b) 3’4’ phosphodiester bond

C. c) 3’2’ phosphodiester bond

D. d) 3’6’ phosphodiester bond

5. Thymine in DNA is replaced by ?

A. a) Guanine in RNA

B. b) Adenine in RNA

C. c) Cytosine in RNA

D. d) Uracil in RNA

6. The most abundant type of RNA in the cell is ?

A. a) rRNA

B. b) mRNA

C. c) tRNA

D. d) hnRNA

7. Which of the following RNA serves as adapter molecule during protein synthesis ?

A. a) rRNA

B. b) mRNA

C. c) tRNA

D. d) hnRNA

8. rRNA is synthesized in ?

A. a) nucleus

B. c) RER

C. b) Cytoplasm

D. d) Nucleolus

9. cDNA is ?

A. a) complementary to mRNA

B. b) complementary to rRNA

C. c) complementary to tRNA

D. d) complementary to hnRNA

10. Amino acids are attached to the ?

A. a) accept-or arm of tRNA

B. b) anti-codon arm of tRNA

C. c) codon arm of tRNA

D. d) none of these

Biochemistry MCQs Test 01 Online

Biochemistry MCQs Test 01 Online for Preparation

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