Multiple Choice
Speciation:
A) maintains an intermediate phenotype in a stable environment.
B) is the formation of a new species from an ancestral population.
C) only occurs when a population is geographically isolated.
D) is a change in allele frequencies in a population.
E) is the end result of macroevolution but not microevolution.
Correct Answer:

Verified
Correct Answer:
Verified
Q50: Which of the following is not a
Q51: Figure 20-2<br>Use the figure to answer the
Q52: As a result of _, large dogs
Q53: Which of the following statements about allopolyploidy
Q55: Temporal isolation and mechanical isolation are reproductive
Q56: If two species have incompatible mating structures,
Q57: _ prevent fish sperm from fertilizing frog
Q58: Two mammals, a sheep and a goat,
Q59: Which of the following is most likely
Q124: Identify three reproductive isolating mechanisms and briefly