Skeletal Muscle: Myofilaments Past Year (2006 - 2015) MCQs Locomotion and Movement Zoology NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Which one of the following pairs of chemical substances, is correctly categorised?

1.	Pepsin and prolactin - Two digestive enzymes secreted in the stomach
2.	Troponin and myosin - Complex proteins in striated muscles
3.	Secretin and rhodopsin - Polypeptide hormones
4.	Calcitonin and thymosin - Thyroid hormones

Subtopic: Skeletal Muscle: Myofilaments |

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The contractile protein of skeletal muscle involving ATPase activity is:

1. tropomyosin

2. myosin

3. α-actinin

4. troponin

Subtopic: Skeletal Muscle: Myofilaments |

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