Question

Muscle fibres are composed of numerous fine
fibrils called
(1) Muscles
(3) Myofibrils
(2) Muscle cells
(4) Striations
​

Answer 1

Muscle fibres are composed of numerous fine

fibrils called (3) Myofibrils

A myofibril (also known as a muscle fibril) is a basic rod-like unit of a muscle cell. Muscles are composed of tubular cells called myocytes, known as muscle fibers in striated muscle, and these cells in turn contain many chains of myofibrils.