Question

99.
(4) Virus
Select the correct match :
(1) Alec Jeffreys
Streptococcus
pneumoniae
(2) Matthew Meselson - Pisum sativum
and F. Stahl
(3) Alfred Hershey andy - TMV
Martha Chase
(4) Francois Jacob and - Lac operon
Jacques Monod
.
​

Answer 1

Answer is option (4)

(1) Alec Jefferys - DNA fingerprinting (DNA probe)

(2) Matthew Meselson - E.coli (they grew E.coli in medium containing N15 heavy isotope)

(3) Alfred Hershey and Martha Chase - Bacteriophages

(4) Francois Jacob and Jacques Monod - Lac operon