Answer:
b. cobalt, iron, and nickel
Explanation:
This is totally false, the combination of the two could result in overdose or possibly death.
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Answer:
Protein
Explanation:
A protein is a naturally occurring, extremely complex substance that consists of amino acid residues joined by peptide bonds. Proteins are present in all living organisms and include many essential biological compounds such as enzymes, hormones, and antibodies.
