In the first step of the sliding filament theory, which electrolyte is released to activate the muscle fibers?
adrenaline
sarcomere
acetylcholinesterase
calcium ions

Who is considered the father of modern behavioralism? a fred b jung simmer pavlov

Tessa’s friend milo offers her a ride home. tessa does not like riding with milo. he insists that everyone wear a seat belt, and he listens to classical music. he drives a small car, and usually texts while driving. why should tessa refuse milo’s offer? milo texts while driving. milo listens to classical music. milo drives a small car. milo insists that everyone wear a seat belt.

What is a possible consequence of abusing intravenous drug such as heroin? a-hiv transmission b-alcohol poisoning c-improving appetite d-lung cancer