Question 1

If a protein is denatured,its structure has been changed enough to make the protein nonfunctional.

Accepted Answer

A) True 
 B)False

Question 2

If a molecule is added to a glass of water,and is easily dissolved by the water,the added molecule is described as hydrophilic.

Accepted Answer

A) True 
 B)False

Question 3

Having the typical ratio of carbon,hydrogen,and oxygen of carbohydrates,the chemical formula for glucose is

Accepted Answer

A)   C12H22O11.
B)   C6H6O12.
C)   C6H12O6.
D)   C12H6O12.
E)   C6H6O6.F) A) and D)
G) A) and C)

Question 4

The bond that builds amino acid monomers into protein polymers is

Accepted Answer

A)   a denatured hydrogen bond.
B)   an ionic bond also known as a peptide bond.
C)   a covalent bond also known as a peptide bond.
D)   a primary structural bond.E) B) and C)
F) None of the above

Question 5

An amino acid contains a structural "backbone" chain of

Accepted Answer

A)   nitrogens and carbons.
B)   phosphorus atoms.
C)   carbons.
D)   nitrogens.
E)   carbon and phosphorus atoms.F) A) and B)
G) All of the above

Question 6

The chapter concept map links covalent and ionic bonds as chemical bonds that attract atoms or molecules.What is the chemical bond characteristic that contributes to the numerous important properties of water molecules for living organisms?

Accepted Answer

A)   The covalent bond strengths of water molecules change with pH, temperature, or solute conditions present.
B)   The covalent bonds that form water molecules transform to ionic bonds in presence of other molecules, temperature changes, or pH.
C)   Hydrogen bonds form between water molecules, not requiring gain, loss, or sharing of electrons.
D)   Bonds that form water are of the nonpolar covalent form.E) A) and B)
F) B) and C)

Question 7

Examples of monosaccharides are

Accepted Answer

A)   glucose, maltose, and cellulose.
B)   glucose, lactose, and maltose.
C)   glucose, ribose, and fructose.
D)   glucose, lactose, and cellulose.
E)   None of these answers are correct; all options list lipids.F) B) and C)
G) A) and E)

Question 8

Figuer:
Examine this image of the glucose molecule. 
-This glucose molecule is a(an)

Accepted Answer

A)   triglyceride.
B)   disaccharide.
C)   polymer.
D)   carbohydrate.E) A) and B)
F) A) and C)

Exam 2: The Chemistry of Life

Examples of monosaccharides are

Correct Answer
verified

Figuer: Examine this image of the glucose molecule. -This glucose molecule is a(an)

Correct Answer
verified

An amino acid contains a structural "backbone" chain of

Correct Answer
verified

If a molecule is added to a glass of water,and is easily dissolved by the water,the added molecule is described as hydrophilic.

Correct Answer
verified

The bond that builds amino acid monomers into protein polymers is

Correct Answer
verified

Having the typical ratio of carbon,hydrogen,and oxygen of carbohydrates,the chemical formula for glucose is

Correct Answer
verified

The chapter concept map links covalent and ionic bonds as chemical bonds that attract atoms or molecules.What is the chemical bond characteristic that contributes to the numerous important properties of water molecules for living organisms?

Correct Answer
verified

If a protein is denatured,its structure has been changed enough to make the protein nonfunctional.

Correct Answer
verified

Exam 2: The Chemistry of Life

Examples of monosaccharides are

Correct AnswerverifiedShow Answer

Figuer: Examine this image of the glucose molecule. -This glucose molecule is a(an)

Correct AnswerverifiedShow Answer

An amino acid contains a structural "backbone" chain of

Correct AnswerverifiedShow Answer

If a molecule is added to a glass of water,and is easily dissolved by the water,the added molecule is described as hydrophilic.

Correct AnswerverifiedShow Answer

The bond that builds amino acid monomers into protein polymers is

Correct AnswerverifiedShow Answer

Having the typical ratio of carbon,hydrogen,and oxygen of carbohydrates,the chemical formula for glucose is

Correct AnswerverifiedShow Answer

The chapter concept map links covalent and ionic bonds as chemical bonds that attract atoms or molecules.What is the chemical bond characteristic that contributes to the numerous important properties of water molecules for living organisms?

Correct AnswerverifiedShow Answer

If a protein is denatured,its structure has been changed enough to make the protein nonfunctional.

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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