Biology: The Dynamics of Life, North Carolina Edition

Section 2: Nutrition

Nutrition

1
The human body needs 20 __________ to perform protein synthesis.
A)Calories
B)fats
C)simple carbohydrates
D)amino acids
2
Which mineral is responsible for formation of hemoglobin?
A)potassium
B)calcium
C)magnesium
D)iron
3
Which of these is a fat-soluble vitamin?
A)vitamin B6
B)niacin
C)vitamin D
D)biotin
4
Which of these is NOT a complex carbohydrate?
A)strawberries
B)bread
C)cereal
D)rice
5
A person's level of physical activity affects their __________.
A)water solubility
B)teeth and bone formation
C)nerve activity
D)metabolic rate
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