<span> A. a process by which organism keep internal conditions relatively constant despite changes in external conditions. </span>
I need more details sorry
Answer:
A
Explanation:
Each enzyme operates best within a certain pH range.
<u>Answer</u>: please find below the correct matches
<em>vitamin E</em> - antioxidant that protects cells from damage and promotes healthy skin
<em>fiber</em> - carbohydrate that slows the absorption of sugars into the bloodstream
<em>calcium</em> - mineral found in every cell of the body and is involved in the formation of teeth
<em>phosphorous</em> - mineral involved in the process through which muscles contract and relax
<em>cholesterol</em> - lipid molecule produced by all cells in the body and that forms lipoproteins