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प्रश्न
During the replication of DNA, the separated strands are prevented from recoiling by using ______.
पर्याय
single strand binding protein
reverse transcriptase
endonuclease
polymerase
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उत्तर
During the replication of DNA, the separated strands are prevented from recoiling by using single strand binding protein.
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During DNA replication, the separated strands of DNA are prevented from recoiling by
What is the basis for the difference in the synthesis of the leading and lagging strand of DNA molecules?
When DNA directs the synthesis of chemical molecules other than itself, then such functions of DNA are known as ______.
Assertion (A): DNA replication is said to be semi-conservative.
Reason (R): After DNA replication, each daughter molecule has one old and one new strand.
Identify the CORRECT combination of statements with respect to DNA synthesis.
I. Always the direction of DNA polymerization 5' → 3' when referring to the polarity of strand being synthesized.
II. DNA ligase forms hydrogen bonds between two newly synthesized DNA strands.
III. DNA polymerases on their own cannot initiate the process of replication.
IV. DNA polymerase can catalyse polymerization in both 5'→ 3' and 3'→ 5' direction.
Which of the following statement is incorrect?
Match the following column.
| Column - I | Column - II |
| (A) DNA structure | 1. Muller and stadder |
| (B) Semiconservative replication of DNA | 2. Beadle and partum |
| (C) One gene-one enzyme theory | 3. Watson and crick |
| (D) Induction of mutation | 4. Massillon and stahl |
Enzyme involved in synthesis of RNA primer.
