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Byju's Answer
Standard XII
Biology
Promoter Sequence
Topoisomerase...
Question
Topoisomerase is involved in
A
Producing RNA primer
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B
Joining of DNA segments
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C
Producing nick in DNA
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D
Separation of DNA strands.
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Solution
The correct option is
C
Producing nick in DNA
Topoisomerase produces nicks in DNA to reduce tension in the separated strands.
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Similar questions
Q.
DNA-dependent RNA polymerase catalyze transcription on one strand of the DNA which is called the
Q.
Protein helping in opening of DNA double helix in front of replication fork is
a. DNA gyrase
b. DNA polymerase 1
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Match List I(Enzyme) with List II(Function) and select the correct answer using the codes given the lists.
List-I
List-II
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1
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c. DNase I
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. Catalyses the formation of DNA worn deoxyribonucleotides using one strand of DNA as template
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(a)How are the two strands of DNA helix held together ?
(b)In chemical terms what are DNA and RNA ?
Q.
DNA strand is involved in the synthesis of following
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Promoter Sequence
Standard XII Biology
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