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Microbiology - DNA Sequencing, Mutation and Repair

Exercise : DNA Sequencing, Mutation and Repair - Section 1
  • DNA Sequencing, Mutation and Repair - Section 1
6.
What was the first eukaryotic chromosome to be sequenced?
Yeast chromosome III
Yeast chromosome XI
Arabidopsis chromosome IV
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the following mutations arise without exposure to external agents?
Spontaneous mutations
Analogous mutations
Induced mutations
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Due to which of the following DNA repair mechanisms, one is able to distinguish newly synthesized DNA strands from older one?
New strands do not contain cytosine bases
New strands are lower in molecular size
Old strands are methylated while new strands are not
New strands are methylated while old strands are not
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which of the following bacterial genome was sequenced first?
E. coli
S. pneumoniae
H. influenzae
S. thermophilus
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
A nonsense mutation may result into
an abnormal elongation of a polypeptide
a large deletion within the reading frame of a gene
a premature termination of the synthesis of a polypeptide
modification of mRNA
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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