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प्रश्न
Draw a neat and labelled diagram of the Nucleosome.
Draw a neat diagram of a nucleosome and label the following:
- H1 histone
- DNA
- Octamer
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उत्तर
संबंधित प्रश्न
Differentiate between Heterochromatin & Euchromatin.
Write a note on the packaging of DNA in Eukaryotes.
The chromatin is packed to form a solenoid structure of ______ diameter.
Histone proteins are ______.
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.
The double chain of B-DNA is coiled in a helical fashion. The spiral twisting of the B-DNA duplex produces ______
Read the following and answer from given below:
The process of copying genetic information from the template strand of DNA into RNA is called transcription. It is mediated by RNA polymerase. Transcription takes place in the nucleus of eukaryotic cells. In transcription, only a segment of DNA and only one of the strands is copied into RNA.
Monocistronic structural genes are found in which organisms?
Electron Transport System (ETS) is present in a eukaryotic cell in the:
Whittaker placed prokaryotes in:
______ are the amino acids of histones.
The most abundant prokaryotes helpful to human in making curd from milk and in the production of antibiotics are the ones categorised as ______ .
