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The vertebral column consists of how many bones in adults?
(a)
(b)
(c)
(d)

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Important Questions on Biology
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a. Myosin - Contractile protein present in anisotropic bands
b. Tropomyosin - Regulatory protein that blocks myosin-binding sites on actin
c. Actin - Contractile protein that contains myosin-binding sites
d. Calsequestrin - Calcium binding protein in smooth muscle fibre
e. Calmodulin - Calcium binding protein in skeletal muscle fibre

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Statement 1: Muscles of the neck, legs and arms are voluntary.
Statement 2: Muscles of the stomach, kidneys and heart are involuntary.
We can conclude that

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