Chapter 28:
DNA - Life's Code
Practice Test
1.
Where is DNA found in the cells of the body?
a.
in the nucleus
b.
in the chloroplast
c.
in the vacuole
d.
in the mitochondria
Hint
2.
X rays, ultraviolet light, and visable light are examples of what?
a.
conduction
b.
sound
c.
convection
d.
radiation
Hint
3.
One side of the DNA "ladder" has the following sequence of nitrogen bases: A T G A. What is the sequence of nitrogen bases on the other side of the ladder?
a.
T A G A
b.
A T G A
c.
T A C T
d.
C A T G
Hint
4.
What do we call two children who form from the splitting of a single fertilized egg?
a.
fraternal twins
b.
triplets
c.
quaduplets
d.
identical twins
Hint
5.
If a DNA molecule were a ladder, what would make up the sides of the ladder?
a.
base G
b.
sugars and acids
c.
base A
d.
nitrogen bases
Hint
6.
What is a word that means to insert?
a.
clone
b.
splice
c.
cut
d.
tie
Hint
7.
Recombinant DNA has been used to produce human growth hormone. This kind of DNA is created by what process?
a.
selective breeding
b.
genetic counseling
c.
gene therapy
d.
gene splicing
Hint
8.
What is a molecule that makes up the genes found in living things?
a.
PKU
b.
AIDS
c.
DNA
d.
RNA
Hint
9.
If a DNA molecule were a ladder, what would make up the rungs of the ladder?
a.
sugars
b.
carbohydrates
c.
acids
d.
nitrogen bases
Hint
10.
What translates the DNA language into the protein language?
a.
electronic messenger
b.
genetic code
c.
a computer
d.
a fingerprint
Hint
