Which of the following is MOST likely to experience genetic drift?
A. a population of endangered birds that includes only five individuals
B. a population of common rodents that includes millions of individuals
C. a species of insect that occurs all across North America
D. a population of bears that is growing by thousands of individuals each year
E. a plant species that has spread to many different habitats all around the world
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A. a population of endangered birds that includes only five individuals
What is a taxon?
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, A group at any rank
Which of the following supports the idea that all organisms share a common
ancestry?
A. All cells use DNA as a cellular energy carrier
B. All cells use ATP as the template for protein synthesis
C. All cells use the same collection of lipids
D. All cells use amino acids as a carrier of genetic information
E. All cells have a similar biochemistry, including amino acids, nucleic acids, and ATP
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E. All cells have a similar biochemistry, including amino acids, nucleic acids,
and ATP
The theory that life began in the distant past from nonliving molecules that became
able to reproduce themselves is called:
A. prebiotic evolution
B. prehistoric evolution
C. natural selection
D. spontaneous evolution
E. endosymbiont evolution
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A. prebiotic evolution
Most commercial pesticides are effective for only two or three years because:
A. new pests invade the area
B. the chemicals induce mutations that provide immunity
,C. the chemicals mutate and become ineffective
D. the pests learn to hide when the chemicals are being applied
E. those pests born with mutations that provide immunity will survive and reproduce
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E. those pests born with mutations that provide immunity will survive and
reproduce
In a very small population of birds, assume 5 out of 20 alleles are the type that code
for blue feathers. What is the allele frequency of the "blue feather allele" in this
population?
A. 0.20
B. 0.25
C. 0.40
D. 0.50
E. 5
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B. 0.25
One method of protecting the genetic isolation of a population is the inability of
sperm to fertilize eggs of a different species. This is called:
A. ecological isolation
B. temporal isolation
C. behavioral isolation
D. hybrid inviability
E. gametic incompatibility
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, E. gametic incompatibility
What was the early atmosphere composed of?
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CO2 and hydrogen
Boa constrictors have tiny pelvic girdles and leg bones inside their bodies. Because
these structures are nonfunctional "evolutionary baggage," they are called:
A. convergent
B. analogous
C. maladaptive
D. homologous
E. vestigial
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E. vestigial
What is the acronym to remember eons?
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HAPP
Hadeon, Archeon, Proterozoic, Phaterozoic
A. a population of endangered birds that includes only five individuals
B. a population of common rodents that includes millions of individuals
C. a species of insect that occurs all across North America
D. a population of bears that is growing by thousands of individuals each year
E. a plant species that has spread to many different habitats all around the world
Give this one a try later!
A. a population of endangered birds that includes only five individuals
What is a taxon?
Give this one a try later!
, A group at any rank
Which of the following supports the idea that all organisms share a common
ancestry?
A. All cells use DNA as a cellular energy carrier
B. All cells use ATP as the template for protein synthesis
C. All cells use the same collection of lipids
D. All cells use amino acids as a carrier of genetic information
E. All cells have a similar biochemistry, including amino acids, nucleic acids, and ATP
Give this one a try later!
E. All cells have a similar biochemistry, including amino acids, nucleic acids,
and ATP
The theory that life began in the distant past from nonliving molecules that became
able to reproduce themselves is called:
A. prebiotic evolution
B. prehistoric evolution
C. natural selection
D. spontaneous evolution
E. endosymbiont evolution
Give this one a try later!
A. prebiotic evolution
Most commercial pesticides are effective for only two or three years because:
A. new pests invade the area
B. the chemicals induce mutations that provide immunity
,C. the chemicals mutate and become ineffective
D. the pests learn to hide when the chemicals are being applied
E. those pests born with mutations that provide immunity will survive and reproduce
Give this one a try later!
E. those pests born with mutations that provide immunity will survive and
reproduce
In a very small population of birds, assume 5 out of 20 alleles are the type that code
for blue feathers. What is the allele frequency of the "blue feather allele" in this
population?
A. 0.20
B. 0.25
C. 0.40
D. 0.50
E. 5
Give this one a try later!
B. 0.25
One method of protecting the genetic isolation of a population is the inability of
sperm to fertilize eggs of a different species. This is called:
A. ecological isolation
B. temporal isolation
C. behavioral isolation
D. hybrid inviability
E. gametic incompatibility
Give this one a try later!
, E. gametic incompatibility
What was the early atmosphere composed of?
Give this one a try later!
CO2 and hydrogen
Boa constrictors have tiny pelvic girdles and leg bones inside their bodies. Because
these structures are nonfunctional "evolutionary baggage," they are called:
A. convergent
B. analogous
C. maladaptive
D. homologous
E. vestigial
Give this one a try later!
E. vestigial
What is the acronym to remember eons?
Give this one a try later!
HAPP
Hadeon, Archeon, Proterozoic, Phaterozoic
