Advertisements
Advertisements
प्रश्न
Histones are rich in ______.
विकल्प
alanine and glycine
lysine and arginine
histidine and serine
cysteine and tyrosine
Advertisements
उत्तर
Histones are rich in lysine and arginine.
Explanation:
Histones are basic proteins that are positively charged and high in the amino acids arginine and lysine. Histones bond closely to DNA, which is an acid H4 since they are basic.
APPEARS IN
संबंधित प्रश्न
Draw a neat and labelled diagram of the Nucleosome.
Nucleosome core is made of ______.
Barr body in mammals represents ______.
Find out the wrong statement about heterochromatin.
Read the following and answer from given below:
In prokaryotes, DNA is circular and present in the cytoplasm but in eukaryotes, DNA is linear and mainly confined to the nucleus. DNA or deoxyribonucleic acid is a long polymer of nucleotides. In 1953, the first correct double-helical structure of DNA was worked out by Watson and Crick. Based on the X-ray diffraction data produced by Maurice Wilkins and Rosalind Franklin. It is composed of three components, i.e., A phosphate group, a deoxyribose sugar, and a nitrogenous base. Different forms of DNA are B-DNA, Z-DNA, A-DNA, C-DNA, and D-DNA.
Name the linkage present between the nitrogen base and pentose sugar in DNA.
Who among the following has developed technique to synthesize artificial mRNA with known repeated sequences of two or three nucleotides?
What is a histone octamer?
Which of the following correctly describes prokaryotic DNA?
What is the role of topoisomerase I in prokaryotic DNA packaging?
Which of the following are core histones that form part of the histone octamer?
