Multiple Choice
Allopatric and sympatric speciation both occur in the absence of ____.
A) development of a physical barrier
B) polyploidy
C) increase in physical size
D) change in environmental conditions
E) the introduction of a new predator into an area
Correct Answer:
Verified
Correct Answer:
Verified
Q68: Describe the difference between microevolution and macroevolution.
Q69: Match the event with the most appropriate
Q71: The sharp reduction of the gene pool
Q72: Allopatric speciation requires _.<br>A)gradual evolutionary changes<br>B)geographic isolation<br>C)polyploidy<br>D)adaptive
Q74: In a population that is in Hardy-Weinberg
Q75: The introduction of a small population onto
Q76: Most changes in DNA sequence are _.<br>A)neutral<br>B)lethal<br>C)beneficial<br>D)functional<br>E)structural
Q77: Match the event with the most appropriate
Q78: Mutations that neither harm nor help an
Q80: New alleles arise by<br>A)mutation.<br>B)migration.<br>C)genetic drift.<br>D)random mating.<br>E)independent assortment.