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Questions and Answers
What do allele frequencies refer to in a population?
What do allele frequencies refer to in a population?
- The number of genes individuals have
- The number of alleles for a particular gene
- The type of traits individuals express
- How common alleles for a gene are in a population (correct)
What is required for the Hardy-Weinberg principle to be applicable?
What is required for the Hardy-Weinberg principle to be applicable?
- Trait advantages and small population
- Asexual reproduction and one allele
- Migration and mutation
- Sexual population with two alleles and clear generations (correct)
What does the Hardy-Weinberg principle state about allele and genotype frequencies?
What does the Hardy-Weinberg principle state about allele and genotype frequencies?
- They remain constant when assumptions are satisfied (correct)
- They depend on the type of gene
- They are influenced by the environment
- They change over time
What is the frequency of the recessive allele in a snapdragon population with 568 red, 48 white, and 384 pink individuals?
What is the frequency of the recessive allele in a snapdragon population with 568 red, 48 white, and 384 pink individuals?
What is the percentage of plants that produce yellow seeds if the frequency of the yellow allele is 0.72 in a population in H-W equilibrium?
What is the percentage of plants that produce yellow seeds if the frequency of the yellow allele is 0.72 in a population in H-W equilibrium?
What is the significance of the Hardy-Weinberg principle in population genetics?
What is the significance of the Hardy-Weinberg principle in population genetics?
What is the term for changes in allele frequencies when new populations arise?
What is the term for changes in allele frequencies when new populations arise?
What would likely have the greatest impact on the genetic diversity of a population?
What would likely have the greatest impact on the genetic diversity of a population?
Which of the following scenarios is an example of the bottleneck effect?
Which of the following scenarios is an example of the bottleneck effect?
What is the likely reason for the high rate of Huntington's disease among descendants of the Dutch settlers in South Africa?
What is the likely reason for the high rate of Huntington's disease among descendants of the Dutch settlers in South Africa?
What is the term for the ability of an individual to have fertile offspring relative to other individuals?
What is the term for the ability of an individual to have fertile offspring relative to other individuals?
Which of the following is a necessary condition for natural selection to occur?
Which of the following is a necessary condition for natural selection to occur?
What is the genetic explanation for the brown color of a reindeer's hair?
What is the genetic explanation for the brown color of a reindeer's hair?
Why can't the Hardy-Weinberg model be applied to the combined population of reindeer?
Why can't the Hardy-Weinberg model be applied to the combined population of reindeer?
What is the value of q in the first population of reindeer?
What is the value of q in the first population of reindeer?
What is the prezygotic barrier that results in reproductive isolation for the Monterey and bishop pines?
What is the prezygotic barrier that results in reproductive isolation for the Monterey and bishop pines?
What is the prezygotic barrier that results in reproductive isolation for the African savannah and forest elephants?
What is the prezygotic barrier that results in reproductive isolation for the African savannah and forest elephants?
What is the prezygotic barrier that results in reproductive isolation for the Pacific and Caribbean species of snapping shrimp?
What is the prezygotic barrier that results in reproductive isolation for the Pacific and Caribbean species of snapping shrimp?
What is the reproductive barrier present between the gray treefrog and the southern gray treefrog?
What is the reproductive barrier present between the gray treefrog and the southern gray treefrog?
Which species concept would classify the gray treefrog and the southern gray treefrog as the same species?
Which species concept would classify the gray treefrog and the southern gray treefrog as the same species?
What is the process that leads to changes in allele frequencies of a population over time?
What is the process that leads to changes in allele frequencies of a population over time?
What is the term used to describe traits that are found in a population due to selection?
What is the term used to describe traits that are found in a population due to selection?
What does the phrase 'survival of the fittest' mean in biology?
What does the phrase 'survival of the fittest' mean in biology?
What is the term used to describe the offspring of two different species that are unable to reproduce?
What is the term used to describe the offspring of two different species that are unable to reproduce?
What is the primary factor that determines fitness in organisms?
What is the primary factor that determines fitness in organisms?
Do the birds in the phylogenetic tree form a monophyletic group?
Do the birds in the phylogenetic tree form a monophyletic group?
What is the reason why reptiles, as traditionally defined, are not a monophyletic group?
What is the reason why reptiles, as traditionally defined, are not a monophyletic group?
Which species is the smiling terrapin more closely related to?
Which species is the smiling terrapin more closely related to?
What principle is used to determine if a trait is homologous or analogous?
What principle is used to determine if a trait is homologous or analogous?
What is the most likely explanation for a trait found in salamanders and lizards but not in other animals on the phylogenetic tree?
What is the most likely explanation for a trait found in salamanders and lizards but not in other animals on the phylogenetic tree?
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