Vidyalelo
Agriculture · Q607

Genetics And Plant Breeding

Graduate and Post Graduate · Agriculture · question 607

Q607

Non histone proteins present over chromosome are

A.
DNA polymerase
B.
RNA polymerase
C.
H1, H2, H3, H4
D.
Both A and B
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
Nonhistone proteins present over chromosomes are DNA polymerase and RNA polymerase.
The non-histone proteins are a large group of heterogeneous proteins that play a role in organization and compaction of the chromosome into higher-order structures.
Scaffold proteins, DNA polymerase, RNA polymerase Heterochromatin Protein 1 and Polycomb are common non-histone proteins.