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A food that contains all nine essential amino acids is called a(n)


A) plasma protein.
B) incomplete protein.
C) complete protein.
D) intracellular protein.
E) adequate protein.

F) None of the above
G) B) and E)

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The yield of ATP in aerobic respiration is usually lower than the theoretical 36 molecules due to all of the following,except


A) production of lactic acid.
B) cost to shuttle NADH into mitochondrion.
C) getting ATP out of the mitochondrion.
D) different yields per NADH molecule.

E) B) and C)
F) A) and B)

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A series of metabolic reactions in the liver that converts lactic acid into glucose is called


A) the electron transport system.
B) the Cori cycle.
C) the citric acid cycle.
D) beta oxidation.
E) sugar cleavage.

F) B) and E)
G) A) and B)

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Which of the following is an essential fatty acid?


A) lecithin
B) linoleic acid
C) stearic acid
D) butyric acid
E) hydrochloric acid

F) D) and E)
G) A) and B)

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__________ are chemicals that are taken into the body and used to produce energy or provide building blocks for new molecules.

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Arrange the following events so that they indicate a possible metabolic sequence the body might use to interconvert a protein to a fat. 1 Glycerol and three fatty acids combine to form triglycerides. 2 Fatty acids are formed from acetyl CoA. 3 Protein is digested to release amino acids. 4 Amino acids are converted to acetyl CoA.


A) 2,3,4,1
B) 3,4,2,1
C) 4,2,3,1
D) 2,4,3,1
E) 4,3,2,1

F) A) and D)
G) B) and C)

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What process prepares glutamic acid for use in energy production?


A) transamination
B) oxidative deamination
C) protein synthesis
D) ketogenesis

E) A) and B)
F) A) and C)

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Match the vitamin with its associated disease. -vitamin A


A) scurvy
B) night blindness
C) beriberi
D) pellagra
E) pernicious anemia

F) C) and D)
G) A) and B)

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The correct sequence of events that occurs when fatty acids are used to generate ATP is


A) beta oxidation,electron transport chain,deamination.
B) electron transport chain,beta oxidation,glycolysis.
C) beta oxidation,citric acid cycle,electron transport chain.
D) glycolysis,beta oxidation,citric acid cycle.
E) citric acid cycle,glycolysis,beta oxidation.

F) A) and D)
G) C) and D)

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Beta oxidation results in the formation of


A) pyruvate.
B) acetyl CoA.
C) carbon monoxide.
D) oxaloacetate.
E) ketone bodies.

F) None of the above
G) A) and B)

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Where does glycolysis take place?


A) in the inner compartment of the mitochondrion
B) on the surface of the mitochondrion
C) in the cytoplasm of the cell
D) along the cristae of the mitochondrion

E) C) and D)
F) A) and D)

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Match the function or term with the appropriate organic molecule. -structural component of plasma membrane


A) carbohydrates
B) lipids
C) proteins
D) nucleic acids

E) None of the above
F) B) and D)

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Match the function or term with the appropriate organic molecule. -hemoglobin


A) carbohydrates
B) lipids
C) proteins
D) nucleic acids

E) A) and B)
F) A) and D)

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Match the vitamin with its function in the body. -vitamin D


A) required for the synthesis of clotting factors (prothrombin)
B) is a component of the coenzyme FAD
C) promotes calcium and phosphorus use
D) involved in amino acid metabolism
E) a primary constituent of coenzyme A

F) A) and D)
G) B) and E)

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Which of the following organs can store glycogen?


A) spleen and pancreas
B) kidney and adrenal gland
C) large and small intestines
D) liver and muscles
E) stomach and pancreas

F) B) and C)
G) A) and B)

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Minerals


A) are organic nutrients.
B) can be manufactured by the body if the diet does not supply enough.
C) can serve as buffers and components of enzymes.
D) are found in high concentrations in refined cereals and breads.
E) are not necessary for normal metabolic function.

F) None of the above
G) C) and D)

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Which of the following steps in glycolysis occurs last?


A) oxidation of glyceraldehyde-3-phosphate
B) production of ATP from phosphoenolpyruvic acid
C) phosphorylation of glucose to form glucose-6-phosphate
D) cleavage of fructose 1,6 diphosphate
E) input of 2 ATP molecules

F) B) and D)
G) B) and C)

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There is a need for glucose in the body.Which of the following reactions will yield glucose directly?


A) beta oxidation
B) glycogenolysis
C) glycolysis
D) deamination
E) glucogenesis

F) C) and E)
G) A) and B)

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When the amine (NH2) group is stripped off of an amino acid,this amine group is converted to


A) lactic acid.
B) glucose.
C) ammonia.
D) glycerol.
E) urea.

F) A) and B)
G) A) and C)

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The events that occur in the postabsorptive state collectively


A) decrease fat metabolism.
B) maintain blood glucose levels.
C) interconvert proteins to fats.
D) assure adequate lipogenesis.
E) maintain protein levels.

F) A) and C)
G) B) and C)

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