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822 Chapter 26
Copyright © 2017 Pearson Education, Inc.
Chapter 26 Practice Test
1.
Is the following compound dTMP, UMP, dUMP, or dUTP?
O
HO
N
HN
O
O
−
O O
−
O
P
O
2.
If one of the strands of DNA has the following sequence of bases running in the 5
S
3 direction, what is
the sequence of bases in the complementary strand?
5
¬
A
¬
C
¬
T
¬
T
¬
G
¬
C
¬
A
¬
T
¬
3
3.
What base is closest to the 5 -end in the complementary strand?
4.
Indicate whether each of the following statements is true or false:
a.
Guanine and cytosine are purines.
T F
b.
The 3 -OH group allows RNA to be easily cleaved.
T F
c.
The number of As in DNA is equal to the number of Ts.
T F
d.
rRNA carries the amino acid that will be incorporated into a protein.
T F
e.
The template strand of DNA is the one transcribed to form RNA.
T F
f.
The 5 -end of DNA has a free OH group.
T F
g.
The synthesis of proteins from an RNA blueprint is called transcription.
T F
h.
A nucleotide consists of a base and a sugar.
T F
i.
RNA contains Ts, and DNA contains Us.
T F
5.
Which of the following base sequences would most likely be recognized by a restriction endonuclease?
1.
ACGCGT
3.
ACGGCA
5.
ACATCGT
2.
ACGGGT
4.
ACACGT
6.
CCAACC