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Adaptive Fit Refers to

question 34

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Adaptive fit refers to


Definitions:

Actin Filaments

Actin filaments are thin, flexible fibers found in all eukaryotic cells, playing key roles in cell movement, shape, and structure by forming part of the cytoskeleton.

Myosin Filaments

Thick filaments within muscle cells that interact with actin filaments to cause muscle contraction through a sliding filament mechanism.

Muscle Contraction

The process where muscle fibers shorten, generating force, following activation by a nerve impulse.

Cross-Bridges

The connection formed between the heads of myosin molecules and actin filaments during muscle contraction.

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