Enzyme which can break and seal the DNA strand a) Topoisomease II (b) Helicase (c) Primase (d) Restriction endonuclease Answer : a) Topoisomease II...
The association of histone H1 with a nucleosome indicates: (1) DNA replication is occurring. (2) The DNA is condensed into a Chromatin Fibre. (3) The DNA double helix is exposed. (4) Transcription is occurring. Answer : (2) The DNA is condensed into a Chromatin Fibre....
DNA replication in bacteria occurs: (1) Within nucleolus (2) Prior to fission (3) Just before transcription (4) During S phase Answer : (2) Prior to fission...
During DNA replication, Okazaki fragments are used to elongate: (1) The lagging strand towards replication fork. (2) The leading strand away from replication fork. (3) The lagging strand away from the replication fork. (4) The leading strand towards replication fork. Answer : (3) The lagging strand away from the replication fork....
An eazyme produced by HIV that allows the integration of HIV DNA into the host cell’s DNA is : (1) Ligase (2) Integrase (3) Helicase (4) DNA gyrase Answer : Integrase...
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