Question: Which major enzyme system converts hydrogen peroxide to water and oxygen using iron?
Answer Choices:
Superoxide Dismutases
Catalase
Glutathione Peroxidases
All of these
Answer: Catalase
Question: In a saturated fatty acid chain, all carbon atoms are bonded with _______ bonds.
Answer Choices:
single
double
triple
quadruple
Answer: single
Question: Which of the following foods contain the highest Vitamin E content?
Answer Choices:
Almonds
Sunflower seeds
Wheat-germ oil
Peanuts
Answer: Wheat-germ oil
Question: Why does the hypothalamus signal constriction of blood vessels in response to cold?
Answer Choices:
This reduces heat lost to the environment.
This increases heat lost to the environment.
To lubricate fluid between joints.
To prevent waste build-up and toxicity.
Answer: This reduces heat lost to the environment.
Question: Preformed vitamin A is not found in:
Answer Choices:
liver
milk
apples
cheese
Answer: apples
Question: Fats are lipids that are ________ at room temperature. Oils are lipids that are ________ at room temperature.
Answer Choices:
liquid, liquid
liquid, solid
solid, liquid
solid, solid
Answer: solid, liquid
Question: Hemoglobin is known as which structural level?
Answer Choices:
secondary structure
primary structure
quaternary structure
tertiary structure
Answer: quaternary structure
Question: The ______ in the brain is the thermoregulatory center.
Answer Choices:
pituitary
adrenal gland
pons
hypothalamus
Answer: hypothalamus
Question: Cholesterol is an important component of the cell membrane and is required for the synthesis of:
Answer Choices:
sex hormones
vitamin D
bile salts
all of these
Answer: all of these
Question: All of these fruits and vegetables contain high amounts of potassium except:
Answer Choices:
carrots
spinach
broccoli
tomatoes
Answer: carrots
Question: Which type of vegetarian eats eggs and dairy?
Answer Choices:
Lacto-ovo vegetarian
Lacto-vegetarian
Ovo-vegetarian
Vegan
Answer: Lacto-ovo vegetarian
Question: To increase iron absorption, eat foods with vitamin ____ at the same time.
Answer Choices:
A
E
C
D
Answer: C