DNA REPLICATION
Full form of DNA
Dioxyribosnucleic acid
Deoxyribonucleic acid
Dihydralnucleic acid
Disacchrideic acid
The DNA or Deoxyribonucleic acid is composed of
Sugars
Phosphate backbone
Attached bases
All of them
In the DNA structure, Purines are
Thymine
Adenine
Cytosine
Both b) and c)
Deoxyribonucleic acid or DNA found in
Chromosome
Mitochondria
Chloroplasts
All of them
Which of the following bond is present between base pairs?
Hydrogen bond
Oxide bond
Sulphide bond
Sodium bond
The hydrogen bond breaking between strands and separation of a double strand into two single strands is called as
DNA synthesis
DNA denaturation
RNA synthesis
Protein Synthesis
How many bases are there in the DNA?
One
Two
Three
Four
DNA unwinding is done by
DNA polymerases
Helicases
Primases
Topoisomerases
Which enzyme used to join bits of DNA?
DNA polymerase
DNA ligase
Endonuclease
Primase
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