Answer:reactant and product
Explanation:
Answer:
D
Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. They build some substances and break others down. All living things have enzymes. Our body naturally produce enzymes
Step by Step explanation:
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400 Newtons.
F=m*a
m = 200 kg
a = 2 m/s^2
F = 200 * 2
F = 400 N
