Which of the following statements are correct for replicati…

Biology Molecular Basis of Inheritance Statement Based Questions Single Correct MCQ

Published on: August 21, 2026

Which of the following statements are correct for replication?

(i) Watson and Crick proposed the semi-conservative scheme of DNA replication.

(ii) M.S. Meselson and F.W. Stahl proved semi-conservative scheme with E. coli growing in isotopic 14C.

(iii) Taylor and colleagues in 1958 proved semi-conservative replication of chromosomes by use of radioactive Thymidine in Vicia faba (faba beans).

(iv) In living cells, such as E.coli, the process of replication requires DNA-dependent DNA polymerase.

(v) Replication does not initiate randomly at any place in DNA.

(vi) The DNA-dependent DNA polymerases catalyze polymerization only in one direction, that is.

(vii) Any mistake during replication would result into mutations.

(i), (ii), (iv), (v), (vi) and (vii)

(iii), (iv), (v), (vi) and (vii)

(i), (iii), (iv), (v), (vi) and (vii)

(i), (iii) (iv), (v) and (vi)

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