asked 89.2k views
18 votes
Iii. Which two substances need to be supplied to the muscles in larger amounts during exercise?

a) Glucose.
b) Lactic acid.
c) Oxygen.
d) Urea.

asked
User Lior
by
8.8k points

1 Answer

4 votes

Answer:

c) Oxygen

I hope this helps!

answered
User Loek Bergman
by
8.2k points
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