BIO 2170 Final EXAM 4 Questions With
Complete Verified Solutions.
_____ mutations are important to the evolutionary process; most cancers result from _____ mutations.
A) Somatic; germ-line
B) Germ-line; somatic
C) Germ-line; heritable
D) Somatic; heritable
E) Point; germ-line - Answer B) Germ-line; somatic
Segregation of alleles corresponds to the separation of:
A) genes.
B) genotypes.
C) chromosomes
D) phenotypes. - Answer C) chromosomes
When nonhomologous chromosomes exchange parts, a(n) _____ has occurred.
A) reciprocal translocation
B) mismatch
C) base exclusion
D) inversion
E) closed reading frame - Answer A) reciprocal translocation
A point mutation that creates a premature stop codon is called a _____.
A) synonymous (silent) mutation
B) nonsynonymous (missense) mutation
C) nonsense mutation
D) translation mutation
, E) transition mutation - Answer C) nonsense mutation
A new gene is discovered that dramatically aids in the digestion of fish. You hypothesize that populations
with a history of being near the shoreline would have more copies of this gene than populations found
farther inland. How would you classify this genetic difference?
A) RFLP
B) CNV
C) VNTR
D) SNP
E) None of the answer options is correct - Answer B) CNV
While a mutation will not always change the phenotype of an individual, it will always change the
genotype.
A) true
B) false - Answer A) true
What does RFLP stand for?
A) restriction fragment length polymorphism
B) recombination fragment length point
C) restriction full-length polymorphism
D) recombination full-length partition
E) restriction fragment lesser point - Answer A) restriction fragment length polymorphism
The biggest difference between copy-number variation (CNV) and variable number tandem repeats
(VNTRs) is the size of the DNA being studied.
A) True
B) False - Answer A) True
A chromosomal mutation in which a segment is missing is called a deletion.
Complete Verified Solutions.
_____ mutations are important to the evolutionary process; most cancers result from _____ mutations.
A) Somatic; germ-line
B) Germ-line; somatic
C) Germ-line; heritable
D) Somatic; heritable
E) Point; germ-line - Answer B) Germ-line; somatic
Segregation of alleles corresponds to the separation of:
A) genes.
B) genotypes.
C) chromosomes
D) phenotypes. - Answer C) chromosomes
When nonhomologous chromosomes exchange parts, a(n) _____ has occurred.
A) reciprocal translocation
B) mismatch
C) base exclusion
D) inversion
E) closed reading frame - Answer A) reciprocal translocation
A point mutation that creates a premature stop codon is called a _____.
A) synonymous (silent) mutation
B) nonsynonymous (missense) mutation
C) nonsense mutation
D) translation mutation
, E) transition mutation - Answer C) nonsense mutation
A new gene is discovered that dramatically aids in the digestion of fish. You hypothesize that populations
with a history of being near the shoreline would have more copies of this gene than populations found
farther inland. How would you classify this genetic difference?
A) RFLP
B) CNV
C) VNTR
D) SNP
E) None of the answer options is correct - Answer B) CNV
While a mutation will not always change the phenotype of an individual, it will always change the
genotype.
A) true
B) false - Answer A) true
What does RFLP stand for?
A) restriction fragment length polymorphism
B) recombination fragment length point
C) restriction full-length polymorphism
D) recombination full-length partition
E) restriction fragment lesser point - Answer A) restriction fragment length polymorphism
The biggest difference between copy-number variation (CNV) and variable number tandem repeats
(VNTRs) is the size of the DNA being studied.
A) True
B) False - Answer A) True
A chromosomal mutation in which a segment is missing is called a deletion.
