Correct. See Key Concept 22.3: Speciation May Occur through Geographic Isolation or in Sympatry
Incorrect. See Key Concept 22.3: Speciation May Occur through Geographic Isolation or in Sympatry
Animation 22.2 Quiz
Why is genetic drift often a factor influencing speciation after a founder event?
A.
B.
C.
D.
Correct. See Key Concept 22.2 Speciation Is a Natural Consequence of Population Subdivision
Incorrect. See Key Concept 22.2 Speciation Is a Natural Consequence of Population Subdivision
Animation 22.2 Quiz
A biologist has identified two groups of salamanders with very similar physical features on opposite banks of a river. Which investigative approach would help determine whether the groups are the result of allopatric speciation?
A.
B.
C.
D.
Correct. See Key Concept 22.2 Speciation Is a Natural Consequence of Population Subdivision
Incorrect. See Key Concept 22.2 Speciation Is a Natural Consequence of Population Subdivision
Animation 22.2 Quiz
A student states that genetic drift was responsible for genetic divergence of picture-winged Drosophila on the Hawaiian Islands, which led to speciation. Another student states that natural selection was responsible. Evaluate these two statements based on information presented about these flies in the tutorial.
A.
B.
C.
D.
Correct. See Key Concept 22.3: Speciation May Occur through Geographic Isolation or in Sympatry
Incorrect. See Key Concept 22.3: Speciation May Occur through Geographic Isolation or in Sympatry