NEET Biology question
Choose the correct statements regarding muscle proteins I. Actin is a thin filament and is made up of two F-actins. II. The complex protein, tropomyosin is distributed at regular inervals of troponin. III. Myosin is a thick filament which is not a polymerized protein. IV. The globular head of meromyosin consists of Light Meromyosin (LMM). Option containing correct statement is
Answer: (C)
Solution
Only statement I is correct, since actin is indeed a thin filament made of two helically wound F-actins; statement II is reversed (troponin, not tropomyosin, is distributed at intervals along
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