myofibrils

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Definitions from WordNet

Noun myofibril has 1 sense

myofibril, myofibrilla, sarcostyle - one of many contractile filaments that make up a striated muscle fiber
--₁ is a kind of fibril, filament, strand
--₁ is a part of striated muscle cell, striated muscle fiber
--₁ has parts: sarcoplasm; sarcomere

Definitions from the Web

Myofibrils

Description:

A myofibril is a thread-like structure found in muscle fibers that contains the contractile units responsible for muscle contraction. They are composed of various proteins and play a vital role in muscle function and movement.

Sample Sentences:

The myofibrils in skeletal muscles are responsible for the voluntary movements of the body.
With each contraction, the myofibrils shorten, leading to muscle contraction.
Protein synthesis is essential for the growth and development of myofibrils.

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