Answer:
Positive, Positive, Positive, Positive, Negative, Positive, Positive, (2) is answer to 22.
Explanation:
Because all those answers are correct.
Hydrogen isn’t one of the primary macronutrients
<span>A polypeptide is a single linear chain of many amino acids, held together by amide bonds. A protein consists of one or more polypeptides (more than about 50 amino acids long). An oligopeptide consists of only a few amino acids (between two and twenty). </span>
<span />A polypeptide