APUS BIOL133 Exam 4- Chapters 16-20.docx - APUS BIOL133...

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APUS BIOL133 Exam 4- Chapters 16-20 Question 1 of 402.5/ 2.5 PointsWhich individuals in a population are most important in determining the numbers for the Hardy-Weinberg principle since one can tell their genotype from their phenotype? A. mutatedB. fittestC. homozygous recessiveD. homozygous dominantE. heterozygous Feedback:Correct Question 2 of 40 2.5/ 2.5 PointsGradual speciation is more likely to be associated with small changes building up in
APUS BIOL133 Exam 4- Chapters 16-20 Feedback:Correct Question 3 of 402.5/ 2.5 PointsThe accumulation of mutations in a population over generations leads to
APUS BIOL133 Exam 4- Chapters 16-20 D. decreased variability Feedback:Correct! Question 4 of 402.5/ 2.5 PointsProteins that respond to environmental stimuli to prevent the binding of transcription factors are known as _________. Feedback:Learning Objective: Explain how enhancers and repressors regulate gene expression Question 5 of 40 2.5/ 2.5 PointsWhat would be at the base of the evolutionary tree of life?
APUS BIOL133 Exam 4- Chapters 16-20 A. primary ancestorB. universal ancestorC. divergent ancestorD. root ancestor Feedback:Correct Question 6 of 402.5/ 2.5 PointsWhich population would be more likely to be affected by genetic drift?
APUS BIOL133 Exam 4- Chapters 16-20 C. cats in New York City D. oak trees in Canada Feedback:Correct Question 7 of 402.5/ 2.5 PointsA species that is well studied so that we can learn more about the way we work is call a ________. Feedback:Correct Question 8 of 40 2.5/ 2.5 PointsTwo different species mate and produce a zygote. As it starts to develop, it dies due to the genetic
APUS BIOL133 Exam 4- Chapters 16-20 differences. What would this be called? Feedback:Correct Question 9 of 402.5/ 2.5 PointsCladistics is used to construct ________. A. molecular systematicsB. shared ancestral characteristics
APUS BIOL133 Exam 4- Chapters 16-20 C. phylogenetic trees D. homologous entries Feedback:Correct

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