Question

8. What is the assumption used when arranging species on aphylogenetic tree?

• Polyploid species were directly related to similarspecies.
• Species were able to evolve independently on differentcontinents.
• Organisms with the most traits in common are the most closelyrelated.
• When a species was formed can determine the species to which itis most closely related.

9. Speciation is a form of...

• microevolution.
• macroevolution.
• artificial selection.
• natural selection.

10. The difference between the processes involved in allopatricspeciation and sympatric speciation is...

• sympatric speciation occurs much more slowly.
• sympatric speciation requires interaction with anotherspecies.
• allopatric speciation requires geographic isolation.
• allopatric speciation occurs through the formation of sets ofthree or more chromosomes.