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5.Molecular Basis of Inheritance
medium
What background information did Watson and Crick have made available for developing a model of $DNA$ ? What was their contribution ?
Option A
Option B
Option C
Option D
Solution
– Watson and Crick had the following information which helped them to develop a model of $DNA.$
$(i)$ Chargaffs' law suggesting $\mathrm{A}=\mathrm{T}$ and $\mathrm{C}=\mathrm{G}$.
$(ii)$ Wilkins and Rosalind Franklin's work on $DNA$ crystal's $X$-ray diffraction studies about $DNA's$ physical structure.
$(iii)$ Watson and crick proposed $(a)$ How com-plementary bases may pair $(b)$ Semi conservative replication and $(c)$ Mutation through tautomerism
Standard 12
Biology
Similar Questions
medium
Match List$-I$ with List$-II :$
| List$-I$ | List$-II :$ |
| $a$ Bacteriophage $\phi \times 174$ | $i$ $48502$ base pairs |
| $b$ Bacteriophage lambda | $ii$ $5386$ nucleotides |
| $c$ Escherichia coli | $iii$ $3.3 \times 10^9$ base pairs |
| $d$ Haploid content of human $DNA$ | $iv$ $4.6 \times 10^6$ base pairs |
