Description : Mammalian RNA polymerase I synthesises (A) mRNA (B) rRNA (C) tRNA (D) hnRNA
Last Answer : Answer : B
Description : Removal of RNA polymerase III from nucleoplasm will affect the synthesis of (a) tRNA (b) hnRNA (c) mRNA (d) rRNA.
Last Answer : mRNA
Last Answer : (a) tRNA
Description : Removal of RNA polymerase III from nucleoplasm will affect the synthesis of (1) rRNA (2) tRNA (3) hnRNA (4) mRNA
Last Answer : (2) tRNA
Description : Match the following RNA polymerase with their transcribed products : 1. RNA polymerase I (i) tRNA 2. RNA polymerase II (ii) rRNA 3. RNA polymerase III (iii) hnRNA Select the correct option from the following : (a) 1-i, 2-iii, 3-ii (b) 1-i, 2-ii, 3-iii (c) 1-ii, 2-iii, 3-i (d) 1-iii, 2-ii, 3-i
Last Answer : (b) 1-i, 2-ii, 3-iii
Description : The smallest RNA among the following is (A) rRNA (B) hnRNA (C) mRNA (D) tRNA
Last Answer : Answer : D
Description : Which form of RNA has a structure resembling clover leaf? (a) rRNA (b) hnRNA (c) mRNA (d) tRNA
Last Answer : (c) mRNA
Last Answer : tRNA
Description : Methylated purines and pyrimidines are characteristically present in (A) mRNA (B) hnRNA (C) tRNA (D) rRNA
Last Answer : Answer : C
Description : Among the different types of RNA, which one has the highest M.W.? (A) mRNA (B) rRNA (C) yeast RNA (D) tRNA
Description : Heterogeneous nuclear RNA is the precursor of (A) mRNA (B) rRNA (C) tRNA (D) None of these
Last Answer : Answer : A
Description : Thymine is present in (A) tRNA (B) Ribosomal RNA (C) Mammalian mRNA(D) Prokaryotic mRNA
Description : Self-splicing can occur in (A) Some precursors of rRNA (B) Some precursors of tRNA (C) hnRNA (D) None of these
Description : Ribothymidine is present in (A) DNA (B) tRNA (C) rRNA (D) hnRNA
Description : The RNA that pick up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called (a) rRNA (b) RNA (c) mRNA (d) tRNA.
Last Answer : a) rRNA
Description : The RNA that pick up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called (a) rRNA (b) RNA (c) mRNA (d) tRNA
Description : What does the positive strand in double stranded RNA viruses stands for? A- rRNA B- tRNA C- .mRNA D- None of these
Last Answer : .mRNA
Description : Post-transcriptional modification does not occur in (A) Eukaryotic tRNA (B) Prokaryotic tRNA (C) Eukaryotic hnRNA (D) Prokaryotic mRNA
Description : The removal of which enzyme affects the synthesis of hnRNA in eukaryotes a) RNA polymerase II b) RNA primase c) RNA polymerase III d) RNA polymerase I
Last Answer : a) RNA polymerase II
Description : Translation results in the formation of (A) mRNA (B) tRNA (C) rRNA (D) A protein molecule
Description : The anticodon region is an important part of the structure of (A) rRNA (B) tRNA (C) mRNA (D) hrRNA
Description : Codons are in (A) DNA (B) mRNA (C) tRNA (D) rRNA
Description : Blue print for genetic information residues in (A) mRNA (B) tRNA (C) rRNA (D) DNA
Description : From DNA the genetic message is transcribed into this compound: (A) Protein (B) mRNA (C) tRNA (D) rRNA
Description : Nonsense codons are present on (A) mRNA (B) tRNA (C) rRNA (D) None of these
Description : Anticodons are present on (A) Coding strand of DNA (B) mRNA (C) tRNA (D) rRNA
Description : Ciprofloxacin inhibits the synthesis of (A) DNA (B) mRNA (C) tRNA (D) rRNA
Description : Novobicin inhibits the synthesis of (A) DNA (B) mRNA (C) tRNA (D) rRNA
Description : Okazaki pieces are formed during the synthesis of (A) mRNA (B) tRNA (C) rRNA (D) DNA
Description : The number of adenine and thymine bases is equal in (A) DNA (B) mRNA (C) tRNA (D) rRNA
Description : Codons are present in (A) Template strand of DNA (B) mRNA (C) tRNA (D) rRNA
Description : Alkalis cannot hydrolyse (A) mRNA (B) tRNA (C) rRNA (D) DNA
Description : Translation results in a product known as (A) Protein (B) tRNA (C) mRNA (D) rRNA
Description : Polysomes lack in (A) DNA (B) mRNA (C) rRNA (D) tRNA
Description : Genetic information of nuclear DNA is transmitted to the site of protein synthesis by (A) rRNA (B) mRNA (C) tRNA (D) Polysomes
Last Answer : D
Description : In mammals, synthesis of mRNA is catalysed by (A) RNA polymerase I (B) RNA polymerase II (C) RNA polymerase III(D) RNA polymerase IV
Description : Amino acid sequence, in protein synthesis is decided by the sequence of (a) rRNA (b) tRNA (c) mRNA (d) cDNA.
Last Answer : (b) tRNA
Description : Anticodon is an unpaired triplet of bases in an exposed position of (a) tRNA (b) mRNA (c) rRNA (d) both (b) and (c).
Last Answer : (b) mRNA
Description : Anticodon occurs in (a) tRNA (b) mRNA (c) rRNA (d) DNA.
Last Answer : b) mRNA
Description : Which of the following RNAs should be most abundant in animal cell? (a) tRNA (b) mRNA (c) miRNA (d) rRNA
Last Answer : (d) rRNA
Description : .Amino acid sequence, in protein synthesis is decided by the sequence of (a) rRNA (b) tRNA (c) mRNA (d) cDNA.
Description : Which of the following act as the blueprint or template for the process of protein synthesis that takes place on ribosomes? A.rRNA B.DNA C.tRNA D.mRNA
Description : During amino acid activation a(n) A-amino acid is bound to tRNA B- amino acid is bound to mRNA C-methyl group is attached to rRNA D-methyl group is attached to an amino acid
Last Answer : amino acid is bound to tRNA
Description : Biochemically the ribosome consists of _______________ and some 50 structural . (A) mRNA, Carbohydrates (B) tRNA, lipids (C) mRNA, Proteins (D) rRNA, Proteins
Last Answer : (D) rRNA, Proteins
Description : The α-amino group of the new amino acyl tRNA in the A site carries out a nucleophilic attack on the esterified carboxyl group of the peptidyl tRNA occupying the P site. This reaction is catalysed by (A) DNA polymerase (B) RNA polymerase (C) Peptidyl transferase (D) DNA ligase
Description : The newly entering amino acyl tRNA into A site requires (A) EF-II (B) Ribosomal RNA (C) mRNA (D) EF-I
Description : mRNA is complementary to the nucleotide sequence of (A) Coding strand (B) Ribosomal RNA (C) tRNA (D) Template strand