Question 10 of 10 10 10 points the difference between

This preview shows page 20 - 26 out of 34 pages.

Question 10 of 10 1.0/ 1.0 Points The difference between dispersal and vicariance when considering allopatric speciation is that dispersal has organisms leaving the homeland for a different one while vicariance A. is when a natural occurrence physically separates the population B. only happens to the offspring of the original species C. is when members are forcibly moved to another location D. windstorms carry members of the population far away
E. members of the population leave due to depleted resources Chapter 19 Question 1 of 10 0.0/ 1.0 Points A group of birds migrate to a newly formed island and have a genetic makeup that is different from the original population. This is known as ________?
Feedback:Incorrect- Learning Objective Text: Define population genetics and describe how population genetics is used in the study of the evolution of populations Question 2 of 10 1.0/ 1.0 Points Population bottlenecks and founder effects
Feedback:Correct Question 3 of 10 1.0/ 1.0 Points The accumulation of mutations in a population over generations leads to
D. decreased variability Feedback:Correct! Question 4 of 10 1.0/ 1.0 Points What is the only way to introduce a new allele into a species? A. migration B. mutation C. natural selection D. genetic drift
Feedback:Correct Question 5 of 10 1.0/ 1.0 Points In South America, there is a specific type of frog where the male uses a loud call in order to attract females, even though this makes him more likely to be found by a predator. This is an example of
A. sexual dimorphism B. stabilizing selection C. gene flow D. the handicap principle Feedback:Correct Question 6 of 10 0.0/ 1.0 Points Although Lamarck’s idea of inheritance of acquired characteristics was demonstrated to be false, there is a way in which exposure to some environmental factors can be passed on to offspring. This is known as
D. stabilizing polymorphisms Feedback:Incorrect- Learning Objective Text: Describe the different types of variation in a population Question 7 of 10 1.0/ 1.0 Points What does the term 2pq represent in the Hardy-Weinberg principle?
Feedback:Correct

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture