Central Dogma-transcription And Translation Test

Central Dogma-transcription And Translation

This is online test 01 for CBSE class 12 Biology Molecular Basis of Inheritance (Central dogma-transcription and translation).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
The strand of DNA that forms mRNA is called
  • A
    Antisense strand
  • B
    Template strand
    Correct
  • C
    Lagging strand
  • D
    Coding strand
2
Codon is made up of
  • A
    two nucleotides
  • B
    three nucleotides
    Correct
  • C
    Single nucleotide
  • D
    Four nucleotides
3
The code AUG stands for
  • A
    Aniline
  • B
    Glycine
  • C
    N-formyl methionine
  • D
    Methionine
    Correct
4
Protein synthesis occurs over
  • A
    Amino acids
  • B
    Mitochondria
  • C
    Ribosomes
    Correct
  • D
    Cytoplasm
5
Okazaki is known for his contribution to the understanding of
  • A
    Translation
  • B
    Mutation
  • C
    Transcription
  • D
    DNA replication
    Correct
6
Number of nitrogenous bases in a Codon is
  • A
    3
    Correct
  • B
    2
  • C
    5
  • D
    1
7
All the terminator codons begin with the nucleotide of
  • A
    Uracil
    Correct
  • B
    Guanine
  • C
    Adenine
  • D
    Cytosine
8
Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a ‘‘triplet’’?
  • A
    Beadle and Tatum
  • B
    Morgan and Sturtevant
  • C
    Nirenberg and Matthaei
    Correct
  • D
    Hershey and Chase
9
The reaction, Amino acid + ATP <tex> \to Aminoacyl-AMP + P–P , depicts
  • A
    Amino acid assimilation
  • B
    Amino acid activation
    Correct
  • C
    Amino acid transformation
  • D
    Amino acid translocation
10
Which one of the following is not a part of a transcription unit in DNA?
  • A
    The structural gene
  • B
    The inducer
    Correct
  • C
    A terminator
  • D
    A promoter