Which of the following statements is true?
A)Certain proteins transport nutrients and oxygen in the bloodstream.
B)All hormones are proteins.
C)Proteins are a major component of starch molecules.
D)Protein is the primary energy source for the human body.

Question

Quizplus · Accepted Answer

Certain proteins, such as hemoglobin, transport nutrients and oxygen in the bloodstream. Hormones can be made up of proteins, but not all hormones are proteins. Starch molecules are made up of glucose units, not proteins. Protein is not the primary energy source for the human body (carbohydrates and fats are).

Which of the Following Statements Is True