★ Heart Anatomy Quiz
Wall of the heart made up mostly of cardiac muscle
A. Pericardium
B. Epicardium
C. Myocardium
D. Endocardium
Select your answer:
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Food and Nutrition › ViewProteins are mainly used in the body for:
A. energy
B. growth and repair
C. digestion
D. strong bones
Organic Compounds, Minerals and Enzymes › View
Is found in the cell membrane as a bilayer.
A. lipids
B. protein
C. nucleic acid
D. carbohydrate