WorksheetsAP Biology Chapter 11 Gene Expresssion
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is a constitutive gene?
a)
ATPase
b)
insulin
c)
hemoglobin
d)
keratin
2.
What is the name of the stretch of DNA where RNA polymerase binds?
a)
operator
b)
promoter
c)
enhancer
d)
origin
3.
What class of macromolecules are transcription factors?
a)
carbohydrates
b)
nucleic acids
c)
proteins
d)
lipids
4.
Which of the following does NOT refer to inducible operons?
a)
it is turned on unless not needed
b)
lac operon
c)
repressor molecule has an allosteric binding site for the inducer
d)
the repressor protein is always present
5.
Which of the following is NOT true of prokaryotic organisms?
a)
circular strand of DNA
b)
no mRNA processing
c)
contain ribosomes
d)
contain two copies of each gene
6.
What substance is used to stain DNA to visualize it under an UV light?
a)
bromothymol blue
b)
agarose
c)
ethidium bromide
d)
buffer
7.
Complementary bases used to find the gene of interest in a PCR reaction.
a)
primer
b)
operator
c)
ligase
d)
dNTP
8.
What is the goal of bacterial transformation?
a)
grow bacteria
b)
cut DNA into fragments and compare fragment sizes to determine genotype
c)
amplify a small amount of DNA
d)
insert a desired gene into a plasmid and insert it into a bacterium
9.
What is used as a "selective pressure" to isolate only the bacterium that have plasmids?
a)
X - gal
b)
white and blue screening
c)
ampicillin resistance
d)
LB broth
10.
Which of the following would be considered a facultative or inducible gene?
a)
DNA polymerase
b)
cytoskeleton proteins (tubulin)
c)
cyclins
d)
lipase
100 %
