1) Explain how biological diversity contributes to speciation. Include in your answer; reasoning for conservation of biodiversity.

2)Why is variation within a species necessary for evolution to occur? Use an example to support your answer?

True or False. Please explain briefly why, you choose true or false?

1) When evolution occurs we would expect different regions with similar enviornments to all contain the same mix of plants and animals.

2) Artificial selection is not an evolutionary mechanism.

3) The effects of mutations on the evolutionary success of organisms are always unfavorable.

4) in divergent evolution, two or more species grow closer together in behaviorand other traits.

5) The theory of punctuated equilibrium is accepeted as the correct explanation for the pace of evolutionary change.