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Alex73 [517]
3 years ago
14

Why does oxygen from our lungs diffuse into the bloodstream?

Biology
1 answer:
eduard3 years ago
7 0

Answer:

so we can breath duh

Explanation:

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Answer:

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C. The enzyme's activity is greater around pH 8.0 than around  pH 5.0  - This is false, the activity at pH 5 is 50, whereas at around 8 it is 20.

D . The enzyme's activity continually increases as pH increases  from 5.0 to 9.0 - this is false. The activity drops between pH 6.6 and pH 9.

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