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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?
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
Explain the semi-conservative replication of eukaryotic DNA.
Very Short Answer Question:
Why are Okazaki fragments formed on lagging strand only?
How Meselson and Stahl explained the concept of Semiconservative Replication of DNA experimentally?
Describe the process of semiconservative replication of DNA with the help of a neat and labelled diagram.
a) Identify the figure given below
b) Redraw the structure as a replicating fork and label the parts
c) Write the source of energy for this replication and name the enzyme involved in this process.
d) Mention the differences in the synthesis of protein, based on the polarity of the two template strands.
At the point of origin, enzyme endonuclease nicks one of the strands of DNA by breaking the ______
In DNA molecule, pairing between two complementary nucleotides takes place by ________ bonds.
Select the mis-matched pair.
Which of the following reaction is required for proofreading during DNA replication by DNA polymerase III?
In viral DNA, how many origins of replication is/are present?
