1641. The enzyme responsible for the synthesis of tRNA in eukaryotic cells is :

A. RNA polymerase I
B. RNA polymerase II
C. RNA polymerase III *
D. RNA polymerase IV

1642. Inosine Monophosphate is converted to Guanosine Mono Phosphate (GMP) by :

A. Adenylosuccinate synthase
B. Carboxylase
C. Catalase
D. Inosine Monophosphate dehydrogenase
E. Transferase *

1643. Which of the following enzymes is a DNA-dependent RNA polymerase :

A. DNA ligase
B. Primase *
C. DNA Polymerase III
D. DNA polymerase I
E. Reverse transcriptase

1644. Which of the following amino acid has maximum number of cordons ?

A. Alanine
B. Glutamine
C. Proline
D. Serine *
E. Tryptophan

1645. From CTGAC’s DNA base sequence, the complementary messenger RNA strand that would be produced would be:

A. GACTG
B. UGACU
C. AGTUG
D. GACUG *
E. GACGU

1646. The formation of defective hemoglobin in sickle cell anemia is due to :

A. Frame shift mutation
B. Deletion mutation
C. Non sense mutation *
D. Mis-Sense mutation
E. Silent mutation

1647. Cellular content of ribosomal RNA is present in highest concentration in :

A. Nucleus
B. Ribosome *
C. Mitochondria
D. Cytoplasm
E. None of the above

1648. The CTGAC DNA base sequence could be synthesized into the complementary messenger RNA strand that looks like this:

A. GACTG
B. UGACU
C. AGTUG
D. GACUG *
E. GACGU

1649. Okazaki fragments are formed during the synthesis of :

A. Messenger RNA
B. Transfer RNA
C. Ribosomal RNA
D. DNA *
E. None of the above

1650. Deoxyribonucleotides are added to RNA primer by :

A. DNA polymerase I
B. DNA polymerase II
C. DNA polymerase III *
D. RNA-polymerase II
E. RNA-polymerase III