myofibrilla

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Definitions from WordNet

Noun myofibrilla 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

Myofibrilla

Description:

A myofibrilla is a cylindrical organelle found in muscle cells that is responsible for muscle contraction. It is composed of repeating units called sarcomeres, which contain filaments of the proteins actin and myosin.

Sense 1: Noun

Definition: A slender structure within a muscle fiber that plays a crucial role in muscle contraction.

Sample Sentence: The myofibrilla consists of sacromeres that help the muscle cells contract and relax.

Sense 2: Noun

Definition: A microscopic structure found in the muscle tissue of an organism.

Sample Sentence: Under the microscope, you can observe the organized arrangement of myofibrillas within the muscle fibers.

Sense 3: Adjective (Local)

Definition: Pertaining to or characteristic of the local muscular structure.

Sample Sentence: The local athletes have well-developed myofibrilla networks due to their rigorous training.

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