Question 1

-Glucose and fructose

Accepted Answer

A)  form rings with the same number of carbon atoms. 
B)  both have two oxygen atoms as part of their ring structure. 
C)  are alike in that both have identical functional groups. 
D)  contain the same number of hydrogen atoms and hydroxyl groups. 
E)  are disaccharides. 
A)  form rings with the same number of carbon atoms. 
B)  both have two oxygen atoms as part of their ring structure. 
C)  are alike in that both have identical functional groups. 
D)  contain the same number of hydrogen atoms and hydroxyl groups. 
E)  are disaccharides. D

Question 2

-The figure above illustrates one possible ____ structure of ____.

Accepted Answer

A)  primary; proteins 
B)  primary; carbohydrates 
C)  primary; lipids 
D)  secondary; proteins 
E)  tertiary; proteins 
A)  primary; proteins 
B)  primary; carbohydrates 
C)  primary; lipids 
D)  secondary; proteins 
E)  tertiary; proteins D

Question 3

All steroids have

Accepted Answer

A)  the same number of double bonds. 
B)  one or more fatty acids. 
C)  four rings of carbon to which other atoms are attached. 
D)  the same functional groups. 
E)  the same number and positions of double bonds. 
A)  the same number of double bonds. 
B)  one or more fatty acids. 
C)  four rings of carbon to which other atoms are attached. 
D)  the same functional groups. 
E)  the same number and positions of double bonds. C

Question 4

A hydrolysis reaction results in

Accepted Answer

A)  formation of a macromolecule. 
B)  bond breakage of a macromolecule. 
C)  lipid molecule creation. 
D)  nucleic acids being made. 
E)  most macromolecules. 
A)  formation of a macromolecule. 
B)  bond breakage of a macromolecule. 
C)  lipid molecule creation. 
D)  nucleic acids being made. 
E)  most macromolecules.

Question 5

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the group on the amino-terminal end of proteins

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 6

Write the empirical formula for a carbohydrate.

Accepted Answer

The answer of Write the empirical formula for a carbohydrate....

Question 7

-The figure above illustrates a(n)

Accepted Answer

A)  FAD coenzyme. 
B)  cytosine nucleotide. 
C)  thymine nucleotide. 
D)  ATP molecule. 
E)  adenine nucleotide. 
A)  FAD coenzyme. 
B)  cytosine nucleotide. 
C)  thymine nucleotide. 
D)  ATP molecule. 
E)  adenine nucleotide.

Question 8

-In the figure above, the honeycomb on which the bee is standing is made up primarily of which of the following:

Accepted Answer

A)  carbohydrates 
B)  nucleotides 
C)  proteins 
D)  lipids 
E)  amino acids 
A)  carbohydrates 
B)  nucleotides 
C)  proteins 
D)  lipids 
E)  amino acids

Question 9

-Glycogen is a polysaccharide used for energy storage by

Accepted Answer

A)  animals. 
B)  plants. 
C)  protistans. 
D)  bacteria. 
E)  archaea. 
A)  animals. 
B)  plants. 
C)  protistans. 
D)  bacteria. 
E)  archaea.

Question 10

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the group that distinguishes glucose from fructose

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 11

MATCHING
Matching.Choose the one most appropriate item from its description.
a.a six-carbon sugar
b.found in DNA and RNA
c.principal components of cell membranes
d.affect metabolic reaction rates
-enzymes

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate item from...

Question 12

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the group that occurs repeatedly in sugars

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 13

Although carbon dioxide contains carbon, it is not considered an "organic" compound because

Accepted Answer

A)  it is not found in the earth's crust. 
B)  it is not present in living cells. 
C)  the carbon atom is not bonded to at least one hydrogen atom. 
D)  the carbons are not in chains or rings. 
E)  it is too small. 
A)  it is not found in the earth's crust. 
B)  it is not present in living cells. 
C)  the carbon atom is not bonded to at least one hydrogen atom. 
D)  the carbons are not in chains or rings. 
E)  it is too small.

Question 14

-Steroids

Accepted Answer

A)  have no fatty-acid component. 
B)  consist of four rings. 
C)  may have different numbers, types, and positions of functional groups attached to them. 
D)  are a specialized type of lipid. 
E)  are described by all of these. 
A)  have no fatty-acid component. 
B)  consist of four rings. 
C)  may have different numbers, types, and positions of functional groups attached to them. 
D)  are a specialized type of lipid. 
E)  are described by all of these.

Question 15

-Lipids

Accepted Answer

A)  yield less energy per gram than do carbohydrates. 
B)  include cartilage and chitin. 
C)  include fats consisting of one fatty-acid molecule and three glycerol molecules. 
D)  are composed of monosaccharides. 
E)  are none of these. 
A)  yield less energy per gram than do carbohydrates. 
B)  include cartilage and chitin. 
C)  include fats consisting of one fatty-acid molecule and three glycerol molecules. 
D)  are composed of monosaccharides. 
E)  are none of these.

Question 16

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the methyl group

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 17

-Sucrose is composed of

Accepted Answer

A)  two molecules of fructose. 
B)  two molecules of glucose. 
C)  a molecule of fructose and a molecule of glucose. 
D)  a molecule of fructose and a molecule of galactose. 
E)  a monosaccharide and a disaccharide. 
A)  two molecules of fructose. 
B)  two molecules of glucose. 
C)  a molecule of fructose and a molecule of glucose. 
D)  a molecule of fructose and a molecule of galactose. 
E)  a monosaccharide and a disaccharide.

Question 18

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the group typical of energy carriers such as ATP

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 19

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group.
a.-COOH
b.-CHS1U1B13S1U1B0
c.-NHS1U1B12S1U1B0
d.-OH
e.   
f.-POS1U1B14S1U1B0S1U1P13S1S1P0S1U1P1-S1S1P0
g.-CHO
-the hydroxyl group

Accepted Answer

The answer of Classification.The following are chemical functional groups that...

Question 20

-Triglycerides are

Accepted Answer

A)  carbohydrates. 
B)  nucleotides. 
C)  proteins. 
D)  neutral fats. 
E)  amino acids. 
A)  carbohydrates. 
B)  nucleotides. 
C)  proteins. 
D)  neutral fats. 
E)  amino acids.

Exam 3: Molecules of Life

-Glucose and fructose

-The figure above illustrates one possible ____ structure of ____.

All steroids have

A hydrolysis reaction results in

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the group on the amino-terminal end of proteins

Write the empirical formula for a carbohydrate.

-The figure above illustrates a(n)

-In the figure above, the honeycomb on which the bee is standing is made up primarily of which of the following:

-Glycogen is a polysaccharide used for energy storage by

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the group that distinguishes glucose from fructose

MATCHING Matching.Choose the one most appropriate item from its description. a.a six-carbon sugar b.found in DNA and RNA c.principal components of cell membranes d.affect metabolic reaction rates -enzymes

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the group that occurs repeatedly in sugars

Although carbon dioxide contains carbon, it is not considered an "organic" compound because

-Steroids

-Lipids

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the methyl group

-Sucrose is composed of

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the group typical of energy carriers such as ATP

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH3 c.-NH2 d.-OH e. f.-PO43- g.-CHO -the hydroxyl group

-Triglycerides are

Invitation to Biology

Lifes Chemical Basis

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

-The figure above illustrates one possible structure of .

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the group on the amino-terminal end of proteins

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the group that distinguishes glucose from fructose

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the group that occurs repeatedly in sugars

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the methyl group

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the group typical of energy carriers such as ATP

Classification.The following are chemical functional groups that may be part of a biologically active molecule.Answer the questions by matching the items with the most appropriate group. a.-COOH b.-CH₃ c.-NH₂ d.-OH e. f.-PO₄³^- g.-CHO -the hydroxyl group