Question

By whose experiment conjugation was proved?

(a) Robert Hook

(b) Bernard Davis

(c) Thomas Bill and Jimmy Bill

(d) Joshua Lederberg and Edward Tatum

I have been asked this question in unit test.

This question is from Genetic Recombination in section Genetic Recombination of Drug Biotechnology

Answer 1

Correct option is (b) Bernard Davis

To explain: Lederberg and Tatum did not prove the facts of conjugation. The evidence for conjugation was provided by Berners Davis. He proved the fact that physical contact of cells was necessary for gene transfer. It was in the year 1950.