Answer:
The Sulfur Cycle.
Explanation:
Sulfur is an essential element for the macromolecules of living things. As a part of the amino acid cysteine, it is involved in the formation of disulfide bonds within proteins, which help to determine their 3-D folding patterns, and hence their functions.
It is called Acidosis or respiratory acidosis
Hope this helps
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Isotopes
The answer has to be 20 characters long so this is irrelevant.
C. metaphase
this looks like an mcq from A levels
