NEET 2018 · Class 12

Molecular Basis of Inheritance

Select the correct match

  1. (A)Alec Jeffreys – Streptococcus pneumoniae
  2. (B)Alfred Hershey and Martha Chase – TMV
  3. (C)Francois Jacob and Jacques Monod – Lac operon
  4. (D)Matthew Meselson and F. Stahl – Pisum sativum

The NCERT line that answers it

Verbatim line

The elucidation of the *lac* operon was also a result of a close association between a geneticist, Francois Jacob and a biochemist, Jacque Monod.

Chapter
Molecular Basis of Inheritance
Section
5.8.1 The Lac operon
Page
21
Words matched
24 of 24

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states 'Francois Jacob and Jacque Monod' in direct association with 'the elucidation of the lac operon', which matches option C exactly and distinguishes it from the other options.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

Take the free 5-minute checkMore from this chapter

Question text is reproduced from the published NEET 2018 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.