Question

Define the terms.
Proteins​

Answer 1

$\huge\bold{proteins-}$Proteins are essential nutrients for the human body. They are one of the building blocks of body tissue and can also serve as a fuel source. As a fuel, proteins provide as much energy density as carbohydrates: 4 kcal per gram; in contrast, lipids provide 9 kcal per gram.

Answer 2

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