Myosin cross bridges attach to actin strands, bend, detach, and then attach lower. These actions result in the __________ of the muscle fibers

a. shortening
b. lengthening
c. activating
d. stretching

Answer: A

Psychology

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When was the last time you experienced emotional contagion?

A) When you heard other people around you laughing. B) When you heard other people around you singing. C) When you heard other people around you shouting. D) When you heard other people around you moaning.

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Selman's perspective-taking theory is based on assumptions from __________ theory

a. Piaget's c. psychodynamic b. Vygotsky's d. social learning

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