Most of the Time, the Parallel Thick and Thin Filaments

question 3

Multiple Choice

Most of the time, the parallel thick and thin filaments of the myofibrils are connected by ________ that span the space between myosin and actin molecules.

• A) tropomyosin molecules
• B) crossbridges
• C) nebulin molecules
• D) sarcomeres
• E) calcium ions

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Definitions:

Unconditioned Response

A natural, automatic reaction to a stimulus that occurs without previous conditioning.

Unlearned Reaction

An instinctual or reflexive response that occurs without prior learning or experience, typically innate and common in human and animal behavior.

Previous Conditioning

The learning or training that an individual has received in the past, which influences their current behavior or reactions.

Evaluative Conditioning

A process where the qualities of one stimulus become attributed to another through association.