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levacccp [35]
3 years ago
12

The sarcoplasmic reticulum stores A)acetylcholine, which triggers muscle contraction B)calcium,which triggers muscle contraction

sC)tropomyosin, which prevents myosin from detaching from actin
Health
2 answers:
Mamont248 [21]3 years ago
8 0
I thuink the answer should be c
Pani-rosa [81]3 years ago
7 0
I think the answer is c

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