NEET 1998 · Class 11

Locomotion and Movement

Which of the following is the contractile protein of a muscle?

  1. (A)Tropomyosin
  2. (B)Tubulin
  3. (C)Myosin
  4. (D)All of these

The NCERT line that answers it

Verbatim line

Actin and myosin are polymerised proteins with contractility.

Chapter
Locomotion and Movement
Section
intro Column II
Page
11
Words matched
8 of 8

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

How this line gives the answer

5, emb=0.9278, combined=0.7567). Verified: high — The span explicitly states 'Actin and myosin are polymerised proteins with contractility,' which directly identifies myosin as a contractile protein, matching the MCQ's correct answer.

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Question text is reproduced from the published NEET 1998 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.