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Questions and Answers
What type of speciation involves speciation occurring within a parent species while remaining in one location?
What type of speciation involves speciation occurring within a parent species while remaining in one location?
- Parapatric speciation
- Allopatric speciation
- Peripatric speciation
- Sympatric speciation (correct)
In sympatric speciation, why is it less likely to have more than two species formed at one time?
In sympatric speciation, why is it less likely to have more than two species formed at one time?
- It lacks environmental support
- It is biologically implausible
- It is conceptually unlikely (correct)
- It is not genetically possible
What mechanism prevents the free-flow of alleles in geographically discontinuous populations?
What mechanism prevents the free-flow of alleles in geographically discontinuous populations?
- Gene flow (correct)
- Natural selection
- Mutation
- Genetic drift
What leads to the divergence in allele frequencies at numerous genetic loci between geographically separate populations?
What leads to the divergence in allele frequencies at numerous genetic loci between geographically separate populations?
What factor plays a significant role in causing natural selection to favor divergent adaptations in geographically separated populations?
What factor plays a significant role in causing natural selection to favor divergent adaptations in geographically separated populations?
According to the passage, what is the biological definition of a species?
According to the passage, what is the biological definition of a species?
What does the passage suggest about hybrids between similar species?
What does the passage suggest about hybrids between similar species?
According to the passage, what are the two broad categories of mechanisms for speciation?
According to the passage, what are the two broad categories of mechanisms for speciation?
What did Darwin envision the process of speciation to be?
What did Darwin envision the process of speciation to be?
What is required for speciation to occur, according to the passage?
What is required for speciation to occur, according to the passage?