The backbone of double helix DNA is
A. Sugar phosphate units
B. Nitrogenous bases
C. Nucleosides
D. All of the above
Answer: Option A
A. Sugar phosphate units
B. Nitrogenous bases
C. Nucleosides
D. All of the above
Answer: Option A
The enzyme which synthesize RNA primer for DNA synthesis is
A. DNA primase
B. Primase
C. Primer synthase
D. All of the above
The role of guide RNA (gRNA) is recognized in
A. RNA editing
B. Antisense RNA
C. RNA splicing
D. All of the above
The form or conformation of DNA double helix which is prevalent in vivo is
A. B-DNA
B. A-DNA
C. Z-DNA
D. All of the above
The sugar residues are covalently joined by
A. 5' → 3' phosphodiester bonds
B. H2 bonds
C. Phosphorylated ions
D. Covalent bonds
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