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c03a03 Macromolecule Review
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1. Complete the table below to review the four groups of macromolecules.
*
9 points
a
b
c
d
e
f
g
h
i
amino acids --> polypeptides
nucleotides --> DNA, RNA
monosaccharides --> starch, cellulose, glycogen
energy, energy storage; structural
enzymes, structural, communication, movement
proteins
lipids
energy storage, membranes, communication
nucleic acids
a
b
c
d
e
f
g
h
i
amino acids --> polypeptides
nucleotides --> DNA, RNA
monosaccharides --> starch, cellulose, glycogen
energy, energy storage; structural
enzymes, structural, communication, movement
proteins
lipids
energy storage, membranes, communication
nucleic acids
2. Match the description with the term or phrase it is most closely related to. Answers may be used once, more than once, or not at all.
*
5 points
unsaturated fatty acids
lipids
peptide bonds
glycogen
cellulose
A structural carbohydrate found in plants
The major class of biological molecules that are not polymers
An energy storing polysaccharide produced by animals
contain one or more bonds which "kink" the carbon backbone
Linkages between the monomers of proteins
unsaturated fatty acids
lipids
peptide bonds
glycogen
cellulose
A structural carbohydrate found in plants
The major class of biological molecules that are not polymers
An energy storing polysaccharide produced by animals
contain one or more bonds which "kink" the carbon backbone
Linkages between the monomers of proteins
3. Which of the following best describes the structures of carbohydrates?
*
1 point
They only occur as long and branched structures.
They occur as chains of monomers that hydrogen bond with complementary chains of monomers.
They only occur as disaccharides.
They occur as monomers, chains of monomers, and branched structures.
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