Answer:
Protein is also used for growth and repair. Amid all these necessary functions, proteins also hold the potential to serve as a metabolic fuel source. Proteins are not stored for later use, so excess proteins must be converted into glucose or triglycerides, and used to supply energy or build energy reserves.
Answer:
Explanation:
a sugar, a phosphate group, and a nitrogenous base.
Because most waste produced in the cell is toxic when it accumulates.
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Endocrine. Because insulin is a hormone that are produced in the endocrine gland such as pancreatic gland
