Multiple Choice
Several new tetraploid species of a plant called salsify (Tragopogon) known as salsify have arisen in western North America.These new species each arose from a diploid species that went through the process of allopolyploidy.This mode of speciation is a type of ________ and it occurs _______.
A) allopatric speciation; almost instantaneously
B) allopatric speciation; very slowly
C) sympatric speciation; almost instantaneously
D) sympatric speciation; very slowly
Correct Answer:
Verified
Correct Answer:
Verified
Q7: Adaptive radiation is best described as the<br>A)existence
Q9: Several species of sea urchins may inhabit
Q10: The most common mechanism for sympatric speciation
Q11: Males of many marsupial species have forked
Q12: Very rapid speciation occurred when cichlid fishes
Q15: Choose the best cause and effect sequence
Q18: Due to character displacement, two closely related
Q19: Many male songbirds have very distinctive songs
Q30: Reinforcement is most likely to drive the
Q32: Two bird species have different mating calls,occupy