Question 1

MATCHING
-A connective tissue protein

Accepted Answer

A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer 
A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer J

Question 2

What amino acid is used to synthesize the neurotransmitter serotonin and the vitamin niacin?

Accepted Answer

A) Glycine 
B) Tyrosine 
C) Methionine 
D) Tryptophan 
E) Valine 
A) Glycine 
B) Tyrosine 
C) Methionine 
D) Tryptophan 
E) Valine D

Question 3

Which item is contained in an amino acid?

Accepted Answer

A) An acid group 
B) An ester group 
C) An aldehyde group 
D) A central hydrogen atom 
E) A central oxygen atom 
A) An acid group 
B) An ester group 
C) An aldehyde group 
D) A central hydrogen atom 
E) A central oxygen atom A

Question 4

What is the primary factor that differentiates one amino acid from another?

Accepted Answer

A) The side group 
B) The central carbon atom 
C) The number of oxygen atoms 
D) The number of nitrogen atoms 
E) The presence of a central hydrogen atom 
A) The side group 
B) The central carbon atom 
C) The number of oxygen atoms 
D) The number of nitrogen atoms 
E) The presence of a central hydrogen atom

Question 5

MATCHING
-A dietary protein lacking tryptophan

Accepted Answer

A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer 
A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer

Question 6

Define protein denaturation and provide an example of a denatured protein.

Accepted Answer

When proteins are subjected to heat, aci

Question 7

The disease phenylketonuria is related chiefly to abnormal metabolism of ____.

Accepted Answer

A) lactose 
B) omega-3 fats 
C) soy polysaccharides 
D) a specific amino acid 
E) glucose 
A) lactose 
B) omega-3 fats 
C) soy polysaccharides 
D) a specific amino acid 
E) glucose

Question 8

MATCHING
-A protein catalyst

Accepted Answer

A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer 
A) Soy 
B) Urea 
C) Pepsin 
D) Lysine 
E) Gelatin
F)Alanine
G)Insulin
H)Infection
I)Tyrosine
J)Collagen
K)Denatured
L)Ribosome
M)Enzyme
N)Kwashiorkor
O)Pregnancy
P)Edema
Q)Hemoglobin
R)Hydrophobic
S)Homocysteine
T)Buffer

Question 9

The term ____________________ is used to describe the condition that develops when the diet delivers too little protein, too little energy, or both.

Accepted Answer

protein-en

Question 10

Which of the following describes the structure of an antibody?

Accepted Answer

A) Tripeptide 
B) Small nucleic acid 
C) Huge protein molecule 
D) Large peptide molecule 
E) Location of carbons 
A) Tripeptide 
B) Small nucleic acid 
C) Huge protein molecule 
D) Large peptide molecule 
E) Location of carbons

Question 11

What is the process whereby an amino group is combined with a keto acid to form an amino acid?

Accepted Answer

A) Deamination 
B) Ureagenesis 
C) Transamination 
D) Ammoniogenesis 
E) Ketoacidosis 
A) Deamination 
B) Ureagenesis 
C) Transamination 
D) Ammoniogenesis 
E) Ketoacidosis

Question 12

A variation in a single nucleotide of a DNA strand is called a(n) ____.

Accepted Answer

A) RNA switch 
B) thymine substitution 
C) environmental mutation 
D) single nucleotide polymorphism 
E) replication failure 
A) RNA switch 
B) thymine substitution 
C) environmental mutation 
D) single nucleotide polymorphism 
E) replication failure

Question 13

What best describes the structure of pepsin?

Accepted Answer

A) Lipid 
B) Protein 
C) Nucleic acid 
D) Carbohydrate 
E) Sterol 
A) Lipid 
B) Protein 
C) Nucleic acid 
D) Carbohydrate 
E) Sterol

Question 14

If the diet is lacking an essential amino acid, what will be the likely course of action?

Accepted Answer

A) Body cells will synthesize it. 
B) Protein synthesis will be limited. 
C) Health will not be affected as long as other nutrients are adequate. 
D) Proteins will be made but they will lack that particular amino acid. 
E) Massive muscle wasting will occur. 
A) Body cells will synthesize it. 
B) Protein synthesis will be limited. 
C) Health will not be affected as long as other nutrients are adequate. 
D) Proteins will be made but they will lack that particular amino acid. 
E) Massive muscle wasting will occur.

Question 15

Which of the following is a feature of whey protein?

Accepted Answer

A) It is a high-priced protein supplement. 
B) It is chemically extracted from gelatin. 
C) It is a waste product of cheese production. 
D) It enhances athletic performance when regularly consumed. 
E) It is no longer legal to use in over-the-counter products 
A) It is a high-priced protein supplement. 
B) It is chemically extracted from gelatin. 
C) It is a waste product of cheese production. 
D) It enhances athletic performance when regularly consumed. 
E) It is no longer legal to use in over-the-counter products

Question 16

What is the percent digestibility of most plant proteins?

Accepted Answer

A) 30-50 
B) 50-60 
C) 60-70 
D) 70-90 
E) 90-99 
A) 30-50 
B) 50-60 
C) 60-70 
D) 70-90 
E) 90-99

Question 17

What amino acid is classified as conditionally essential when dietary intake of phenylalanine is insufficient or the body cannot normally metabolize phenylalanine?

Accepted Answer

A) Cysteine 
B) Tyrosine 
C) Glutamine 
D) Isoleucine 
E) Asparagine 
A) Cysteine 
B) Tyrosine 
C) Glutamine 
D) Isoleucine 
E) Asparagine

Question 18

What are the assumptions made by the DRI Committee in setting the RDA for protein?

Accepted Answer

The body continuously breaks down and lo

Question 19

Which statement describe a relationship between protein/amino acids and heart disease?

Accepted Answer

A) Substituting soy protein for animal protein raises blood cholesterol levels. 
B) High blood levels of the amino acid arginine are a risk factor for atherosclerosis. 
C) High levels of homocysteine in food promote elevation of blood low-density lipoproteins. 
D) Elevated blood homocysteine levels are associated with smoking cigarettes and drinking alcohol. 
E) High blood levels of phenylalanine dampen inflammatory responses, reducing risk of heart disease. 
A) Substituting soy protein for animal protein raises blood cholesterol levels. 
B) High blood levels of the amino acid arginine are a risk factor for atherosclerosis. 
C) High levels of homocysteine in food promote elevation of blood low-density lipoproteins. 
D) Elevated blood homocysteine levels are associated with smoking cigarettes and drinking alcohol. 
E) High blood levels of phenylalanine dampen inflammatory responses, reducing risk of heart disease.

Question 20

When two amino acids are chemically joined together, the resulting structure is called a ____.

Accepted Answer

A) dipeptide 
B) diglyceride 
C) polypeptide 
D) disaccharide 
E) polysaccharide 
A) dipeptide 
B) diglyceride 
C) polypeptide 
D) disaccharide 
E) polysaccharide

MATCHING -A connective tissue protein

What amino acid is used to synthesize the neurotransmitter serotonin and the vitamin niacin?

Which item is contained in an amino acid?

What is the primary factor that differentiates one amino acid from another?

MATCHING -A dietary protein lacking tryptophan

Define protein denaturation and provide an example of a denatured protein.

The disease phenylketonuria is related chiefly to abnormal metabolism of ____.

MATCHING -A protein catalyst

The term ____________________ is used to describe the condition that develops when the diet delivers too little protein, too little energy, or both.

Which of the following describes the structure of an antibody?

What is the process whereby an amino group is combined with a keto acid to form an amino acid?

A variation in a single nucleotide of a DNA strand is called a(n) ____.

What best describes the structure of pepsin?

If the diet is lacking an essential amino acid, what will be the likely course of action?

Which of the following is a feature of whey protein?

What is the percent digestibility of most plant proteins?

What amino acid is classified as conditionally essential when dietary intake of phenylalanine is insufficient or the body cannot normally metabolize phenylalanine?

What are the assumptions made by the DRI Committee in setting the RDA for protein?

Which statement describe a relationship between protein/amino acids and heart disease?

When two amino acids are chemically joined together, the resulting structure is called a ____.

An Overview of Nutrition

Planning a Healthy Diet

Digestion, Absorption, and Transport

The Carbohydrates: Sugars, Starches, and Fibers

The Lipids: Triglycerides, Phospholipids, and Sterols

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, Obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, D, E, and K

Water and 123 the Major Minerals

The Trace Minerals

Fitness: Physical Activity, Nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 6: Protein: Amino Acids

MATCHING -A connective tissue protein

What amino acid is used to synthesize the neurotransmitter serotonin and the vitamin niacin?

Which item is contained in an amino acid?

What is the primary factor that differentiates one amino acid from another?

MATCHING -A dietary protein lacking tryptophan

Define protein denaturation and provide an example of a denatured protein.

The disease phenylketonuria is related chiefly to abnormal metabolism of ____.

MATCHING -A protein catalyst

The term ____________________ is used to describe the condition that develops when the diet delivers too little protein, too little energy, or both.

Which of the following describes the structure of an antibody?

What is the process whereby an amino group is combined with a keto acid to form an amino acid?

A variation in a single nucleotide of a DNA strand is called a(n) ____.

What best describes the structure of pepsin?

If the diet is lacking an essential amino acid, what will be the likely course of action?

Which of the following is a feature of whey protein?

What is the percent digestibility of most plant proteins?

What amino acid is classified as conditionally essential when dietary intake of phenylalanine is insufficient or the body cannot normally metabolize phenylalanine?

What are the assumptions made by the DRI Committee in setting the RDA for protein?

Which statement describe a relationship between protein/amino acids and heart disease?

When two amino acids are chemically joined together, the resulting structure is called a ____.

An Overview of Nutrition

Planning a Healthy Diet

Digestion, Absorption, and Transport

The Carbohydrates: Sugars, Starches, and Fibers

The Lipids: Triglycerides, Phospholipids, and Sterols

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, Obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, D, E, and K

Water and 123 the Major Minerals

The Trace Minerals

Fitness: Physical Activity, Nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters