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BSC1005 ACTUAL EXAM VERSION A AND B LATEST
UPDATE THIS YEAR ALL 350 QUESTIONS AND
DETAILED SOLUTIONS
BSC 1005 EXAM A
Question: A point mutation results in the incorporation of a new amino acid in a protein. Which
structure(s) would most likely result?
A.a protein with no change in function
B.an incomplete protein that still functions normally
C.an altered protein, which could result in a genetic disease
D.two proteins produced instead of one - CORRECT ANSWER✔✔C.an altered protein, which
could result in a genetic disease
Question: What sequence of mRNA is made from the gene TTACAGGTCC?
A.GGAGTGGACC
B.UUACAGGUCC
C.AAUGUCCAGG
D.AATGTCCAGG - CORRECT ANSWER✔✔C.AAUGUCCAGG
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Question: Due to a single nucleotide change, the template DNA sequence TTCCGCACC changes
to TTTCGCACC. True or false: The protein produced will be nonfunctional.
DNA sequence chart
A.True
B.False - CORRECT ANSWER✔✔B.False
Question: How are proteins changed to become recombinant proteins?
A.more potent or more highly concentrated before their use
B.by genetically modified bacteria
C.from chemicals in the lab
D.directly from deoxyribonucleic acids, thus bypassing transcription and translation - CORRECT
ANSWER✔✔B.by genetically modified bacteria
Question: Which two sticky ends would form bonds to make a recombinant plasmid?
A. TTGCGT
AAGCGA
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B. AAGCGT
AAGCGT
C. GAGTCG
CACAGC
D. GGATTC
CCTAAG - CORRECT ANSWER✔✔D. GGATTC
CCTAAG
Question: What happens right after a recombinant plasmid is made during the cloning process?
A.Restriction enzymes are used to cut the plasmid.
B.The recombinant plasmid is inserted into a cow cell.
C.The recombinant plasmid is reinserted into a bacterial cell.
D.Recombinant proteins are harvested. - CORRECT ANSWER✔✔C.The recombinant plasmid is
reinserted into a bacterial cell.
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Question: Why might crop plants be genetically modified?
A.to increase the incidence of galls in the plants
B.to make the plants more resistant to freezing
C.to reduce the amount of fat in the plants
D.to decrease pesticide resistance in the plants - CORRECT ANSWER✔✔B.to make the plants
more resistant to freezing
Question: Why was β-carotene inserted into GM golden rice?
A.to better synthesize vitamin A in the body
B.to see better under low light conditions
C.to better synthesize proteins in the body
D.to more efficiently digest his or her starchy diet - CORRECT ANSWER✔✔A.to better synthesize
vitamin A in the body
Question: What are genetically modified organisms (GMOs) also called?
A.artificially selected organisms
B.mutant crop plants
C.artificial crop plants
D.transgenic organisms - CORRECT ANSWER✔✔D.transgenic organisms
BSC1005 ACTUAL EXAM VERSION A AND B LATEST
UPDATE THIS YEAR ALL 350 QUESTIONS AND
DETAILED SOLUTIONS
BSC 1005 EXAM A
Question: A point mutation results in the incorporation of a new amino acid in a protein. Which
structure(s) would most likely result?
A.a protein with no change in function
B.an incomplete protein that still functions normally
C.an altered protein, which could result in a genetic disease
D.two proteins produced instead of one - CORRECT ANSWER✔✔C.an altered protein, which
could result in a genetic disease
Question: What sequence of mRNA is made from the gene TTACAGGTCC?
A.GGAGTGGACC
B.UUACAGGUCC
C.AAUGUCCAGG
D.AATGTCCAGG - CORRECT ANSWER✔✔C.AAUGUCCAGG
, Page 2 of 65
Question: Due to a single nucleotide change, the template DNA sequence TTCCGCACC changes
to TTTCGCACC. True or false: The protein produced will be nonfunctional.
DNA sequence chart
A.True
B.False - CORRECT ANSWER✔✔B.False
Question: How are proteins changed to become recombinant proteins?
A.more potent or more highly concentrated before their use
B.by genetically modified bacteria
C.from chemicals in the lab
D.directly from deoxyribonucleic acids, thus bypassing transcription and translation - CORRECT
ANSWER✔✔B.by genetically modified bacteria
Question: Which two sticky ends would form bonds to make a recombinant plasmid?
A. TTGCGT
AAGCGA
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B. AAGCGT
AAGCGT
C. GAGTCG
CACAGC
D. GGATTC
CCTAAG - CORRECT ANSWER✔✔D. GGATTC
CCTAAG
Question: What happens right after a recombinant plasmid is made during the cloning process?
A.Restriction enzymes are used to cut the plasmid.
B.The recombinant plasmid is inserted into a cow cell.
C.The recombinant plasmid is reinserted into a bacterial cell.
D.Recombinant proteins are harvested. - CORRECT ANSWER✔✔C.The recombinant plasmid is
reinserted into a bacterial cell.
, Page 4 of 65
Question: Why might crop plants be genetically modified?
A.to increase the incidence of galls in the plants
B.to make the plants more resistant to freezing
C.to reduce the amount of fat in the plants
D.to decrease pesticide resistance in the plants - CORRECT ANSWER✔✔B.to make the plants
more resistant to freezing
Question: Why was β-carotene inserted into GM golden rice?
A.to better synthesize vitamin A in the body
B.to see better under low light conditions
C.to better synthesize proteins in the body
D.to more efficiently digest his or her starchy diet - CORRECT ANSWER✔✔A.to better synthesize
vitamin A in the body
Question: What are genetically modified organisms (GMOs) also called?
A.artificially selected organisms
B.mutant crop plants
C.artificial crop plants
D.transgenic organisms - CORRECT ANSWER✔✔D.transgenic organisms
