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BIOL 207 MIDTERM 1 PREP Questions with Answers
(100% Correct Answers)
Which definition best describes a genome?
a.A complete set of genetic material found in a somatic cell
b.The sum of all genes in a cell
c. The sum of all coding genes in a cell
d. The sum of all expressed genes in a cell
e. The haploid set of genetic material in a germ cell Answer: a.A
complete set of genetic material found in a somatic cell
What are some differences between genes and traits? (more than one
answer)
a.Genes result from an interaction of traits and the environment
b.Traits result from an interaction of genes and the environment
c.Traits are inherited, genes are not
d.Gene is a heritable trait
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,2
e.Genes are inherited, traits are not Answer: b.Traits result from an
interaction of genes and the environment
e.Genes are inherited, traits are not
All organisms share a common coding system for their genomic
information. The common features of heredity imply all of the following
EXCEPT
a.Genes from one organism will often function in another organism.
b.The study of one organism's genes often reveals principles that apply
to other organisms.
c.All organisms will have a similar number of genes.
d.All life forms on Earth share a common ancestor. Answer: c.All
organisms will have a similar number of genes.
August Weismann cut off the tails of mice for 22 consecutive
generations, yet in each generation all the descendants were born with
long tails. His experiment demonstrated that
a.Acquired characteristics are not heritable.
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, 3
b.The mice must have produced "tail gemmules" before their tails were
cut off.
c.Sex cells carry an incomplete set of genetic information that is passed
to offspring.
d.Tail length is not genetically determined. Answer: a.Acquired
characteristics are not heritable.
Before the chemical nature of genetic material was known, scientists
knew that genetic material must do or be all of the following EXCEPT
a.Encode the phenotype.
b.Replicate faithfully.
c.Have the ability to vary.
d.Be capable of storing large amounts of information.
e.Be composed of many different chemical units to account for the
variability seen in nature. Answer: e.Be composed of many different
chemical units to account for the variability seen in nature.
© 2025 All rights reserved
BIOL 207 MIDTERM 1 PREP Questions with Answers
(100% Correct Answers)
Which definition best describes a genome?
a.A complete set of genetic material found in a somatic cell
b.The sum of all genes in a cell
c. The sum of all coding genes in a cell
d. The sum of all expressed genes in a cell
e. The haploid set of genetic material in a germ cell Answer: a.A
complete set of genetic material found in a somatic cell
What are some differences between genes and traits? (more than one
answer)
a.Genes result from an interaction of traits and the environment
b.Traits result from an interaction of genes and the environment
c.Traits are inherited, genes are not
d.Gene is a heritable trait
© 2025 All rights reserved
,2
e.Genes are inherited, traits are not Answer: b.Traits result from an
interaction of genes and the environment
e.Genes are inherited, traits are not
All organisms share a common coding system for their genomic
information. The common features of heredity imply all of the following
EXCEPT
a.Genes from one organism will often function in another organism.
b.The study of one organism's genes often reveals principles that apply
to other organisms.
c.All organisms will have a similar number of genes.
d.All life forms on Earth share a common ancestor. Answer: c.All
organisms will have a similar number of genes.
August Weismann cut off the tails of mice for 22 consecutive
generations, yet in each generation all the descendants were born with
long tails. His experiment demonstrated that
a.Acquired characteristics are not heritable.
© 2025 All rights reserved
, 3
b.The mice must have produced "tail gemmules" before their tails were
cut off.
c.Sex cells carry an incomplete set of genetic information that is passed
to offspring.
d.Tail length is not genetically determined. Answer: a.Acquired
characteristics are not heritable.
Before the chemical nature of genetic material was known, scientists
knew that genetic material must do or be all of the following EXCEPT
a.Encode the phenotype.
b.Replicate faithfully.
c.Have the ability to vary.
d.Be capable of storing large amounts of information.
e.Be composed of many different chemical units to account for the
variability seen in nature. Answer: e.Be composed of many different
chemical units to account for the variability seen in nature.
© 2025 All rights reserved
