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yan [13]
3 years ago
9

The neurotransmitter called acetylcholine:

Biology
1 answer:
NeTakaya3 years ago
8 0

Answer:

The answer is D. is involved in muscle contractions and memory.

Please mark me Brainliest.

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In C4 plants such as corn and sugarcane, carbon fixation takes place in the _________ cells, and then the CO2 is transferred as
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