Exam 14: Darwin and Evolution

If a finch population with heritable,variable beak size and shape arrived on an island on which only large seeds were available as a source of food,describe the natural selection process that would follow.

Monkeys in the New World (the Americas)have prehensile tails,strong flexible tails that grip branches and operate much like another hand while Old World (Africa and Asia)monkeys do not have such a tail.The explanation for this is

The sugar glider in Australia and the flying squirrel in North America are both small mammals with large expanses of loose skin between their fore- and hind-limbs allowing them to glide from tree to tree within their respective forest habitats.These two species are distantly related but are very similar in their overall appearance.Darwin's explanation for their similarity is that

The molecule cytochrome c supports the theory of evolution as biochemical evidence.Which of the following is not part of that evidence?

The fact that DNA is the molecule containing the genetic code for all life on Earth is a part of

Natural selection results in

Which of the following is not an example of artificial selection?

Georges Cuvier and his fellow catastrophists believed that

Which of the following concepts would not have been supported by Georges Cuvier?

If a population lacks variation (fixed),no individual has any advantageous trait,and the environment changes for the worse.What will most likely happen to the population in terms of natural selection?