I believe the correct response would be C. The molecules will breakdown.
Answer:
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I think b. Proteins are polymers of amino acids is the correct answer
Answer:
When CO2 is breathed into the lungs, it dissolves in the water there, diffuses across the alveolar-capillary membrane, and enters the bloodstream. As it combines with water, it forms carbonic acid, making the blood acidic. So CO2 in the bloodstream lowers the blood pH.