Question

How many types of replication models were considered before the semiconservative nature of DNA replication was confirmed?

(a) 1

(b) 2

(c) 3

(d) 4

I got this question in a national level competition.

Query is from DNA Replication in section DNA Replication and Repair, Cellular Reproduction of Cell Biology

Answer 1

The correct answer is (c) 3

To explain I would say: Three models of DNA replication were considered before the semiconservative nature of DNA replication was confirmed. These included the semiconservative, conservative and dispersive replication.