BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
D.DNA bands that match those in the child's fingerprint and that aren't from the other parent -
(answer) When comparing the DNA fingerprints of a parent and child, the parent's DNA fingerprint will
have which of the following genetic traits?
A.more than half of the DNA bands that the child has
B.DNA bands that are very close to bands found in the child but do not match precisely
C.all of the DNA bands that the child has
D.DNA bands that match those in the child's fingerprint and that aren't from the other parent
D.The primer must bind to a single-stranded template to synthesize double-stranded DNA. - (answer)
Why must DNA fragments be denatured during the polymerase chain reaction?
A.Taq polymerase breaks down when heated.
B.VNTRs have DNA sequences that vary in number.
C.The repeated gene sequences are not present in double-stranded DNA.
D.The primer must bind to a single-stranded template to synthesize double-stranded DNA.
A.The blood came from a different person, but the suspect may have been there. - (answer) A DNA
fingerprint of a suspect doesn't match a DNA fingerprint from a blood sample taken at a crime scene.
What can you conclude?
A.The blood came from a different person, but the suspect may have been there.
B.The suspect was never at the crime scene.
C.The blood sample was probably degraded or destroyed in some way.
D.There is no DNA in a blood sample.
D.It can produce millions of copies from tiny amounts of DNA. - (answer) Why is the polymerase chain
reaction (PCR) so useful for DNA fingerprinting?
A.It can allow scientists to visualize the DNA of specific individuals.
,BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
B.It can be used to compare DNA from different individuals.
C.It can identify the complete sequence of a gene.
D.It can produce millions of copies from tiny amounts of DNA.
D.length - (answer) On what basis does gel electrophoresis separate DNA segments?
A.complexity
B.weight
C.types of nucleotides
D.length
D.only the DNA fingerprints of the tsarina and all of the children - (answer) Prince Philip is a
descendant of the Tsarina Alexandra's sister. Which of the DNA fingerprints from the bodies exhumed
would have similarities to Prince Philip's DNA fingerprint, if those in the grave were indeed the
Romanovs?
A.only the DNA fingerprints of the children
B.the DNA fingerprints of all of the Romanovs
C.only the DNA fingerprint of the tsarina
D.only the DNA fingerprints of the tsarina and all of the children
D.DNA → RNA → protein - (answer) What sequence of events usually occurs in the process of protein
synthesis?
A.RNA → DNA → protein
B.Protein → RNA → DNA
C.RNA → protein → DNA
D.DNA → RNA → protein
,BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
C.transcription - (answer) What process copies a sequence of DNA nucleotides into a complementary
sequence of RNA nucleotides?
A.translation
B.mutation
C.transcription
D.duplication
A.strand of mRNA - (answer) When genes are copied (in transcription), what form does the resulting
copy take?
A.strand of mRNA
B.palindrome
C,complementary strand of DNA
D.molecule of tRNA
A.mRNA - (answer) Which molecule serves as the template during translation?
A.mRNA
B.DNA
C.tRNA
D.polymerase
B.an anticodon - (answer) Which structure always contains three nucleotides?
A.ribosome
B.an anticodon
C.tRNA
D.mRNA
, BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
C.an altered protein, which could result in a genetic disease - (answer) 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
C.AAUGUCCAGG - (answer) What sequence of mRNA is made from the gene TTACAGGTCC?
A.GGAGTGGACC
B.UUACAGGUCC
C.AAUGUCCAGG
D.AATGTCCAGG
B.False - (answer) 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
B.by genetically modified bacteria - (answer) 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
DETAILED ANSWERS
D.DNA bands that match those in the child's fingerprint and that aren't from the other parent -
(answer) When comparing the DNA fingerprints of a parent and child, the parent's DNA fingerprint will
have which of the following genetic traits?
A.more than half of the DNA bands that the child has
B.DNA bands that are very close to bands found in the child but do not match precisely
C.all of the DNA bands that the child has
D.DNA bands that match those in the child's fingerprint and that aren't from the other parent
D.The primer must bind to a single-stranded template to synthesize double-stranded DNA. - (answer)
Why must DNA fragments be denatured during the polymerase chain reaction?
A.Taq polymerase breaks down when heated.
B.VNTRs have DNA sequences that vary in number.
C.The repeated gene sequences are not present in double-stranded DNA.
D.The primer must bind to a single-stranded template to synthesize double-stranded DNA.
A.The blood came from a different person, but the suspect may have been there. - (answer) A DNA
fingerprint of a suspect doesn't match a DNA fingerprint from a blood sample taken at a crime scene.
What can you conclude?
A.The blood came from a different person, but the suspect may have been there.
B.The suspect was never at the crime scene.
C.The blood sample was probably degraded or destroyed in some way.
D.There is no DNA in a blood sample.
D.It can produce millions of copies from tiny amounts of DNA. - (answer) Why is the polymerase chain
reaction (PCR) so useful for DNA fingerprinting?
A.It can allow scientists to visualize the DNA of specific individuals.
,BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
B.It can be used to compare DNA from different individuals.
C.It can identify the complete sequence of a gene.
D.It can produce millions of copies from tiny amounts of DNA.
D.length - (answer) On what basis does gel electrophoresis separate DNA segments?
A.complexity
B.weight
C.types of nucleotides
D.length
D.only the DNA fingerprints of the tsarina and all of the children - (answer) Prince Philip is a
descendant of the Tsarina Alexandra's sister. Which of the DNA fingerprints from the bodies exhumed
would have similarities to Prince Philip's DNA fingerprint, if those in the grave were indeed the
Romanovs?
A.only the DNA fingerprints of the children
B.the DNA fingerprints of all of the Romanovs
C.only the DNA fingerprint of the tsarina
D.only the DNA fingerprints of the tsarina and all of the children
D.DNA → RNA → protein - (answer) What sequence of events usually occurs in the process of protein
synthesis?
A.RNA → DNA → protein
B.Protein → RNA → DNA
C.RNA → protein → DNA
D.DNA → RNA → protein
,BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
C.transcription - (answer) What process copies a sequence of DNA nucleotides into a complementary
sequence of RNA nucleotides?
A.translation
B.mutation
C.transcription
D.duplication
A.strand of mRNA - (answer) When genes are copied (in transcription), what form does the resulting
copy take?
A.strand of mRNA
B.palindrome
C,complementary strand of DNA
D.molecule of tRNA
A.mRNA - (answer) Which molecule serves as the template during translation?
A.mRNA
B.DNA
C.tRNA
D.polymerase
B.an anticodon - (answer) Which structure always contains three nucleotides?
A.ribosome
B.an anticodon
C.tRNA
D.mRNA
, BSC1005 FINAL MDC NEWEST 2024-2025 ACTUAL EXAM COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS
C.an altered protein, which could result in a genetic disease - (answer) 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
C.AAUGUCCAGG - (answer) What sequence of mRNA is made from the gene TTACAGGTCC?
A.GGAGTGGACC
B.UUACAGGUCC
C.AAUGUCCAGG
D.AATGTCCAGG
B.False - (answer) 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
B.by genetically modified bacteria - (answer) 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
