Answer:
D.electrical signals and chemical neurotransmitters
Explanation:
chemical transmitters are the language that neurons use to connect eachother.
Shock Treatment (or Fish Fry) Presently several hundred feet of electrified canal water is all that stands between the most advanced front of Asian carp and a free run to the open waters of Lake Michigan.
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Answer:
Muscles can also receive messages from the brain when the body temperature decreases. They respond by shivering. Shivering causes the muscles to contract and relax quickly. This process generates heat.
The answer is: "global" .
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I think the answer is b, because cartilage is what helps with flexibility in tissues....