Bio 201 Practice Quiz 4 Name__________________________________
_
MATCHING. Choose the item in column 2 that best matches each item in column 1
.
1) Carbox
y
l
2) Carbon
y
l
3) Phosphate
4) H
y
drox
y
l
A) -NH2
B) -OH
C) -PO4
D) -COOH
E) >C=O
1)
2)
3)
4)
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question
.
5) Animal livers store carboh
y
drates as ______.
A) gl
y
cogen B) maltose C) starch D) cellulose E) glucose
5)
6) Lactose is composed of
A) glucose + glucose B) glucose + fructose
C) glucose + galactose D) lactase
6)
7) All steroid hormones are derived from:
A) eicosanoids B) prostaglandins C) cholesterol D) proteins
7)
8) Unsaturated fatt
y
acids contain _____________________ than saturated fatt
y
acids.
A) fewer C=C bonds... B) more h
y
drogen...
C) more cholesterol... D) more C=C bonds...
8)
9) B
y
definition, what t
y
pe of fatt
y
acid has double bonds?
A) unsaturated B) saturated C) trigl
y
ceride D) steroid
9)
10) A gl
y
cerol with two fatt
y
acids plus a phosphate attached is referred to as a ______.
A) prostaglandin B) cholesterol C) trigl
y
ceride D) phospholipid
10)
11) ______________________ are long chains of nucleotides.
A) Fatt
y
acids B) Proteins C) Amino acids D) Nucleic acids
11)
12) Cell-cell attachment that is found in cardiac muscle:
A) desmosomes. B) tight junctions. C) gap junctions. D) A and C
12)
13) ______________ describes the t
y
pe of transport produced b
y
a h
y
drostatic pressure gradient.
A) Active transport B) Simple diffusio
n
C) Filtration D) Osmosis
13)
14) The term used to describe the movement of water from high to low concentration is:
A) facilitated diffusio
n
B) filtration
C) simple diffusion D) osmosis
14)
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