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प्रश्न
What background information did Watson and Crick had available with them for developing a model of DNA? What was their own contribution?
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उत्तर
Wastson and Crick had the following informations which helped them to develop a model of DNA.
- Chargaffs’ Law suggesting A = T, and C = G.
- Wilkins and Rosalind Franklin’s work on DNA crystal’s X-ray diffraction studies about DNA’s physical structure.
- Watson and crick proposed
- How complementary bases may pair
- Semi-conservative replication and
- Mutation through tautomerism
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संबंधित प्रश्न
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______ enzymes are used as biological scissors in r-DNA technology.
Explain the semi-conservative replication of eukaryotic DNA.
As the base sequence present on one strand of DNA decides the base sequence of other strands; this strand is considered as ______.
Enlist the names of enzymes used in semiconservative replication of DNA?
Meselson and Stahl’s experiment proved ______.
Meselson and Stahl used ____________ in the experiment to prove semiconservative DNA replication.
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.
Which of tbe following is generally used for creating density gradient during centrifugation?
The addition of nucleotides on the lagging strand occurs ____________ during DNA replication.
______ carbon atoms of successive nucleotides of nucleic acid are linked by Phospho-diester bond.
"DNA is considered as genetic material" - Why?
Extension of the plasma membrane in a prokaryotic cell is ______.
Wobble position means:
Which of the following reaction is required for proofreading during DNA replication by DNA polymerase III?
Which phase of the cell cycle is DNA replication primarily restricted to?
Which experiment provided definitive proof that DNA replication is semi-conservative?
According to the conservative model of DNA replication, the original DNA double strand would:
What essential outcome does DNA replication ensure for dividing cells?
