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.
Answer : True
Enrichment cultures are used to increase a small number of desired organisms
Compound: two or more different atoms chemically bonded together. Molecule: two or more different or same atoms chemically bonded together. A mixture: contains two or more substances that are not chemically bonded together Hope this helps!!!!!!
Answer:
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