Exam 14: Proteins

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The backbone contains ______________________ amino acids.

(Short Answer)

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Question 41

The following amino acid would be found in the interior of a protein.

(True/False)

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Question 42

The ultimate fate of the nitrogen from the metabolism of amino acids in mammals is:

(Multiple Choice)

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Question 43

How many chiral carbon atoms are present in the amino acid shown below?

(Multiple Choice)

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Question 44

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The atom represented by the number _______________________ would carry a δ- charge.

(Short Answer)

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Question 45

Which of the following is the form that human body uses to excrete nitrogen?

(Multiple Choice)

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Question 46

This image could represent the reaction in which lactase catalyzes the hydrolysis of lactose (a disaccharide) into glucose and galactose (two monosaccharides). Fill in the blanks with the appropriate letter (A, B, C, D,....) from the image. -Galactose could be represented by __________________.

(Short Answer)

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Question 47

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -A hydrophilic side chain is indicated by the number__________________.

(Short Answer)

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Question 48

What class of protein is represented by the following?

(Multiple Choice)

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Question 49

This image could represent the reaction in which lactase catalyzes the hydrolysis of lactose (a disaccharide) into glucose and galactose (two monosaccharides). Fill in the blanks with the appropriate letter (A, B, C, D,....) from the image. -___________________ represents lactase.

(Short Answer)

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Question 50

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The N-terminal group is represented by the number___________________,

(Short Answer)

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Question 51

What type of interaction would occur between the side chains of two molecules of the amino acid shown below?

(Multiple Choice)

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Question 52

Consider the following image. The " ? " in the image represents

(Multiple Choice)

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Question 53

Glycogen phosphorylase breaks down glycogen in the liver to produce glucose-1-phosphate. The activity of this enzyme increases in the presence of AMP. AMP is therefore a negative effector in controlling this pathway.

(True/False)

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Question 54

Consider the tertiary structure of a protein containing two peptides with the segments shown below. What types of interactions would be possible?

(Multiple Choice)

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Question 55

Enzymes are sensitive to agitation and will be denatured by violent stirring.

(True/False)

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Question 56

What is the three-letter representation for the peptide given below?

(Multiple Choice)

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Question 57

An amino acid can be correctly characterized as:

(True/False)

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Question 58

Draw the zwitterion ion form of phenylalanine.

(Essay)

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Question 59

If an amino acid contained the following side chain would be classified as hydrophobic.

(True/False)

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Question 60

Showing 41 - 60 of 67

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The backbone contains ______________________ amino acids.

The following amino acid would be found in the interior of a protein.

The ultimate fate of the nitrogen from the metabolism of amino acids in mammals is:

How many chiral carbon atoms are present in the amino acid shown below?

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The atom represented by the number _______________________ would carry a δ- charge.

Which of the following is the form that human body uses to excrete nitrogen?

This image could represent the reaction in which lactase catalyzes the hydrolysis of lactose (a disaccharide) into glucose and galactose (two monosaccharides). Fill in the blanks with the appropriate letter (A, B, C, D,....) from the image. -Galactose could be represented by __________________.

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -A hydrophilic side chain is indicated by the number__________________.

What class of protein is represented by the following?

This image could represent the reaction in which lactase catalyzes the hydrolysis of lactose (a disaccharide) into glucose and galactose (two monosaccharides). Fill in the blanks with the appropriate letter (A, B, C, D,....) from the image. -___________________ represents lactase.

Consider the structure shown below. Fill in the blanks with an integer (1, 2, 3, 4, 5....) as shown in the diagram or to represent a specified number. -The N-terminal group is represented by the number___________________,

What type of interaction would occur between the side chains of two molecules of the amino acid shown below?

Consider the following image. The " ? " in the image represents

Glycogen phosphorylase breaks down glycogen in the liver to produce glucose-1-phosphate. The activity of this enzyme increases in the presence of AMP. AMP is therefore a negative effector in controlling this pathway.

Consider the tertiary structure of a protein containing two peptides with the segments shown below. What types of interactions would be possible?

Enzymes are sensitive to agitation and will be denatured by violent stirring.

What is the three-letter representation for the peptide given below?

An amino acid can be correctly characterized as:

Draw the zwitterion ion form of phenylalanine.

If an amino acid contained the following side chain would be classified as hydrophobic.

Measurements in Science and Medicine

Atoms, Elements, and Compounds

Chemical Bonds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: an Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

Carbohydrates

Lipids and Membranes

Nucleic Acids, Protein Synthesis, and Heredity

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