In eukaryotic DNA replication, which of the following is NOT a function of topoisomerase?
Relieving torsional stress
Preventing supercoiling
Untangling DNA strands
Synthesizing RNA primers
Related Questions
There is no DNA?
Mature RBC
Mature Spermatozoan
Hair root
An enucleated ovule
Double helix model for the structure of DNA was proposed by?
Watson and Crick
Wilkins and Franklin
Crick and Wilkins
Franklin and Watson
Number of ester bonds in a helics of B-DNA?
0
1 per base pair
2 per base pair
Equal to the number of base pairs
‘It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material’. This is written by
Meselson and Stahl
Archibold Garrod
Severo Ochoa
Watson and Crick
The backbone of a polynucleotide chain is formed due to?
Sugar
Phosphate
Nitrogen base
Both 1 and 2
Which of the following nitrogenous bases are purines found in both DNA and RNA?
Adenine and Guanine
Cytosine and Thymine
Uracil and Thymine
Guanine and Uracil
Which of the following nitrogenous bases is NOT found in DNA?
Adenine
Guanine
Cytosine
Uracil
A single human cell contains approximately base pairs of DNA. Given that the distance between consecutive base pairs is nm, calculate the total length of DNA in a human cell.
2.2 m
0.34 m
6.6 m
0.22 m
How many types of histones form core part of nucleosome?
Two
Five
Three
Four
Which of these statements accurately describes a key structural difference between DNA and RNA?
DNA contains uracil, while RNA contains thymine.
DNA has ribose sugar, while RNA has deoxyribose sugar.
DNA is single-stranded, while RNA is double-stranded.
DNA is double-stranded, while RNA is single-stranded.
