Answer:(We breathe because oxygen is needed to burn the fuel [sugars and fatty acids] in our cells to produce energy.) What happens in the process of respiration? ... (The energy station of the cells, called mitochondria, process oxygen to power the cells. As part of the combustion process, carbon dioxide is released.)hope it helped in someway ig idk
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It breaks down and is denatured as any other protein molecule
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I am from India
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you are free you are from here
Bile neutralises the stomach acid.
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im so sorry this is so late but i hope i can still help.... its the 3rd one
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