Answer:
1- sarcoplasmic reticulum
Explanation:
2- electrical current
3-calcium
Answer:
D. recall
Explanation:
Recall = to bring (a fact, event, or situation) back into one's mind; remember.
Answer:

Explanation:
Total distance of one lap of the marathon = 42.2 km
Distance of the lap that is inside the stadium = 400 m
The distance that is run outside the stadium is the difference between the two distances

The distance that is run on the road outside is
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well it happens when a womans egg gets fertilized from a man