Transcript Chapter 3 Review

Carb, lipid, protein, or N.A.?
For the first set of questions, identify
which organic molecule the statement
best describes.
 Hold up your card!

Immediate energy source for cells
 Carbohydrates

Amino acids are the monomer
 Proteins

Controls all cellular activity
 Nucleic Acids

Examples include saturated and
unsaturated
 Lipids

Needed to speed up chemical reactions
 Proteins

Monomers are monosaccharides
 Carbohydrates

Enzymes and hormones are examples
 Proteins

Monomers are glycerol and fatty acids
 Lipids

Composed of phosphate, sugar, and
nitrogen base
 Nucleic acids

The most effective storage of energy
 Lipids

Watson and Crick constructed the model
of this
 Nucleic Acids

Waxes and steroids are examples
 Lipids

Glycogen and cellulose are examples
 Carbohydrates

1C:2H:1O
 Carbohydrates

Adenine, thymine, guanine, and uricil
are part of this
 Nucleic Acids

Multiple choice

Hold up the appropriate card!

Which of the following is an example of
an organic compound?
A. NaOH
B. C6H12O6
C. HCl
D. H2O

Which of the following terms includes all
of the others on the list?
A. Gylcogen
B. Maltose
C. Carbohydrate
D. Monosaccharide

The breakdown of polymers into
monomers is what type of reaction?
A. Condensation
B. Hydrolysis
C. Dehydration synthesis
D. Both A and C

Which is an example of a saturated fat?
A. Margarine
B. Peanut butter
C. Butter
D. Olive oil

Human sex hormones are classified as
what?
A. Lipids
B. Carbohydrates
C. Proteins
D. Nucleic Acids
E. Both A and C

Most co-enzymes are what?
A. Toxins
B. Lipids
C. ATP
D. Vitamins

A molecule of _______ contains the
most energy per gram
A. Carbs
B. Nucleic Acids
C. Lipids
D. Proteins

What type of bond holds one strand of
cellulose to another strand of cellulose
A. Hydrogen
B. Covalent
C. Ionic
D. Peptide

The lock and key model is used to
illustrate the action of what type of
organic molecule?
A. Nucleic Acids
B. Proteins
C. Lipids
D. Carbohydrates

Which of the following atoms is NOT
found in lipids
A. Carbon
B. Hydrogen
C. Oxygen
D. Nitrogen

Which nitrogen base is NOT found in
RNA
A. Adenine
B. Cytosine
C. Thymine
D. Guanine

“Ose” at the end of a word symbolizes it
is a…
A. Protein
B. Carbohydrate
C. Lipid
D. Nucleic Acids

What molecule is shown below?
A. Wax
B. Steriod
C. Fatty acid
D. Protein

What molecule is shown below?
A. Fatty acid
B. Nucleotide
C. Glycerol
D. Wax

What structure is shown below?
A. Glucose
B. Monosaccharide
C. Polysaccharide
D. Disaccharide

What structure is shown below in the
box?
A. Disaccharide
B. Nucleic Acid
C. Dipeptide
D. Amino Acid
True/False

Hold up the appropriate card!
A large molecule is called a
macromolecule
 True

DNA is a type of amino acid
 False

Carbs are a source of immediate/quick
energy for cells
 True

Waxes act as a barrier between the
inside and outside of the cell
 False

Linking monomers together to make
polymers requires condensation
reactions
 True

A diglyceride has 3 fatty acid chains
attached to a glycerol
 False

RNA is a double helix
 False

Unsaturated fats have all single bonds in
hydrocarbon portion of fatty acid
 False

There are 4 different amino acids
 False

The bond between amino acids is called
a COC bridge
 False

In a phospholipid, the fatty acid chains
are polar
 False

Isomers have the same structural
formulas
 False
