Hormones, antibodies, and hemoglobin are all __________.

Question

Quizplus · Accepted Answer

Hormones, antibodies, and hemoglobin are all examples of proteins, which are complex molecules made up of long chains of amino acids. Enzymes are also proteins, but not all proteins are enzymes. Catalysts are substances that speed up chemical reactions, which can include enzymes but also can include other types of molecules. Amino acids are the building blocks that make up proteins, but they are not proteins themselves.

Hormones, Antibodies, and Hemoglobin Are All __________