Hemoglobin in blood, collagen in tendons, and enzymes in the digestive system are all examples of
A) proteins.
B) lipids.
C) amino acids.
D) carbohydrates.
E) catalysts.

Name: Hemoglobin in blood, collagen in tendons, and enzymes in the digestive system are all examples of A) proteins. B) lipids. C) amino acids. D) carbohydrates. E) catalysts.
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Question

Quizplus · Accepted Answer

Hemoglobin, collagen, and enzymes are all proteins, which are large, complex molecules made up of amino acids and play critical roles in the body.

Hemoglobin in Blood, Collagen in Tendons, and Enzymes in the Digestive