Going down A-D
Going across is 1-4
A 4
B 3
C 1
D 2
Hope this helps! Brainliest?
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Air pollution
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Answer:
Enzymes greatly affect reaction rate in the cells because it speed up the chemical process.
Explanation:
Enzymes are the substances which act as a catalyst during a chemical reaction. Enzyme speed up the chemical process by attaching with the molecules in the reaction and when the process completed it is detached from the molecules. No decrease occurs in the size of enzyme after the reaction is completed.
I think the best answer is D.
<span>A hypothesis is an educated guess. When scientist make a hypothesis, it gives them a reason to make an experiment to decide whether its accepted or not and they also learn more about that certain subject while doing so. </span>
