Question 1

An example of an organic substance is:

Accepted Answer

A)  lipid
B)  nucleic acid
C)  protein
D)  lipid and protein
E)  lipid,nucleic acid,and proteinF) B) and C)
G) A) and B)

Question 2

Glycoproteins and proteoglycans are combinations of amino acids and

Accepted Answer

A)  carbohydrates.
B)  fatty acids.
C)  lipids.
D)  nucleic acids.
E)  inorganic compounds.F) A) and B)
G) B) and E)

Question 3

The "atomic weight" of an atom reflects the average number of

Accepted Answer

A)  protons.
B)  neutrons.
C)  electrons.
D)  protons + neutrons.
E)  protons + neutrons + electrons.F) B) and E)
G) All of the above

Question 4

In water,phospholipids tend to form tiny droplets with hydrophobic tails buried inside called ________.

Accepted Answer

The answer of In water,phospholipids tend to form tiny droplets...

Question 5

Continuous breakdown and replacement of cellular molecules is termed

Accepted Answer

A)  metabolism.
B)  metabolic turnover.
C)  anabolic turnover.
D)  catabolic turnover.
E)  organic chemistryF) A) and C)
G) A) and E)

Question 6

Lipids that are produced by nearly every tissue in the body and act as local regulators are the

Accepted Answer

A)  prostaglandins.
B)  steroids.
C)  monoglycerides.
D)  phospholipids.
E)  glycolipids.F) B) and D)
G) All of the above

Question 7

Ionic bonds are formed when

Accepted Answer

A)  atoms share electrons.
B)  an electron or electrons are completely transferred from one atom to another.
C)  a pair of electrons is shared unequally by two atoms.
D)  hydrogen forms bonds with negatively charged atoms.
E)  two or more atoms lose electrons at the same time.F) A) and B)
G) B) and D)

Exam 2: The Chemical Level of Organization

The "atomic weight" of an atom reflects the average number of

Correct Answer
verified

In water,phospholipids tend to form tiny droplets with hydrophobic tails buried inside called ________.

Correct Answer
verified

Lipids that are produced by nearly every tissue in the body and act as local regulators are the

Correct Answer
verified

Continuous breakdown and replacement of cellular molecules is termed

Correct Answer
verified

An example of an organic substance is:

Correct Answer
verified

Ionic bonds are formed when

Correct Answer
verified

Glycoproteins and proteoglycans are combinations of amino acids and

Correct Answer
verified

Exam 2: The Chemical Level of Organization

The "atomic weight" of an atom reflects the average number of

Correct AnswerverifiedShow Answer

In water,phospholipids tend to form tiny droplets with hydrophobic tails buried inside called ________.

Correct AnswerverifiedShow Answer

Lipids that are produced by nearly every tissue in the body and act as local regulators are the

Correct AnswerverifiedShow Answer

Continuous breakdown and replacement of cellular molecules is termed

Correct AnswerverifiedShow Answer

An example of an organic substance is:

Correct AnswerverifiedShow Answer

Ionic bonds are formed when

Correct AnswerverifiedShow Answer

Glycoproteins and proteoglycans are combinations of amino acids and

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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