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The area of study that examines how environmental factors influence gene expression
without changing the DNA is known as ____.
a. genetics
b. genomics
c. nutritional genomics
d. epigenetics
e. nutrigenetics
Which of the following is true of RUTF?
a. It restores fluids.
b. It is powdered and must be rehydrated for use.
c. It is administered IV.
d. It is a paste made from local commodities.
e. Children dislike the taste and often must be forced to eat it.
Which term is used to classify amino acids in the diet?
a. Essential
b. Unessential
c. Partially essential
d. Moderately essential
e. Rarely essential
The main function of vitamin D is to promote
a.secretion of calcitonin.
b.synthesis of 7-dehydrocholesterol.
c.synthesis of carotenoids and controls absorption of fat-soluble vitamins.
d.calcium and phosphorus absorption, and calcium mobilization from bone.
e.conversion of calcium and phosphorous to more readily absorbable compounds.
What tissue contains special receptors for removing low-density lipoproteins from the
circulation?
a. Liver
b. Adipose
c. Arterial walls
d. Skeletal muscle
e. Smooth muscle
What type of compound is lecithin?
a. Bile salt
b. Glycolipid
c. Lipoprotein
d. Phospholipid
e. Sterol
Approximately how many infants each year are born in the United States with fetal
alcohol syndrome?
a. 2,000
b. 4,000
c. 6,000
d. 12,000
e. 18,000
Compared to vegetarian diets, meat based diets use ____ times as much water.
a. 1.9
b. 2.9
c. 3.9
d. 4.9
e. 5.9
How much fruit juice (100%) is equivalent to 1 cup of fresh fruit?
a.1/4 cup
b.1/2 cup
c.1 cup
d.1 1/2 cups
e.2 cups
The famine Somalia is currently experiencing has left an estimated ____ people
starving.
a. 6 million
b. 8 million
c. 10 million
d. 12 million
e. 14 million
Which statement describes the lipid content of livestock?
a. The meat from grass-fed animals is similar in composition to soy protein.
b. Grass-fed animals contain more omega-3 fats in the meat than grain-fed animals.
c. Grain-fed animals contain more polyunsaturated fatty acids in the meat compared
with grass-fed animals.
d. Grain-fed animals contain lower concentrations of fat in the meat compared with
grass-fed animals.
e. There are no significant differences between the fat composition of grass and grain
fed cattle.
How many people in the United States live in poverty?
a. 19 million
b. 29 million
c. 39 million
d. 49 million
e. 59 million
Which of the following is a feature of the use of artificial sweeteners to control body
weight?
a.They may lead to weight gain in some people.
b.They automatically lower a person's daily energy intake.
c.They delay gastric emptying time, leading to enhanced satiety.
d.They trigger epinephrine secretion, which suppresses appetite.
e.They increase release of endogenous opiates.
Which of the following describes a known long-term relationship among poverty and
population growth?
a. As economic status improves, population growth rises.
b. As economic status improves, population growth diminishes.
c. Lack of natural resources, not poverty, is the most important contributor to
overpopulation.
d. Extreme poverty tends to greatly suppress population growth.
e. Economic status and population growth are unrelated in the developing world.
Which of the following is a feature of the electron transport chain?
a. It captures energy in the high-energy bonds of ATP.
b. It pumps carbon dioxide across the mitochondrial membrane.
c. It is composed of a series of coenzymes that transfer electrons up a concentration
gradient.
d. It combines oxygen from carbon dioxide with hydrogen generated from the splitting
of water.
e. It facilitates the transport of sodium and calcium.
____________________ is an estimation of the energy required to process food (digest,
absorb, transport, metabolize, and store ingested nutrients);
Prolonged thiamin deficiency can result in the disease ____________________.
____________________ is the maximum number of years of life attainable by a
member of a species.
____________________ are large proteins of the blood and body fluids, produced by
the immune system in response to the invasion of the body by foreign molecules.
What factors are involved in experiencing taste sensations?
