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प्रश्न
Define Heterochromatin.
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उत्तर
Heterochromatin is a genetically and transcriptionally inactive, condensed, and strongly staining region of chromosomes.
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संबंधित प्रश्न
Enlist the names of enzymes used in semiconservative replication of DNA?
DNA replication begins at specific sites situated on the molecule. Such sites are called ____________.
Read the following statements and select the correct option.
i. The unit of DNA in which replication occurs, is called replicon.
ii. In eukaryotes, there is only one replicon however in prokaryotes there are several replicons in tandem.
E. coli, in which both the strands of DNA are labeled with 15N is transferred to 14N medium and allowed to replicate for three generations. What would be the number of hybrid DNA molecules in the third generation?
Which of the following statement is incorrect?
Okazaki segments are formed during ______.
During the replication of DNA, the separated strands are prevented from recoiling by using ______.
Draw a suitable diagram of replication of eukaryotic DNA and label any three parts.
In prokaryotes, the primers of lagging strands are removed by ______.
Which of the following statement is correct regarding the process of replication in E.coli?
