Biology Help really needed !!!!!!!!!!!!!!!?

Jill

New member
Okayyy i have a few questions here and the answers MUST be right:

How does modern evolutionary theory relate to Darwin's concepts of variation and natural selection?
1. It includes Darwin's concept of variation, but not his theory of natural selection.
2. It includes Darwin's concept of variation and his theory of natural selection.
3. Does not include Darwin's concept of variation, or his theory of natural selection.
4. It does not include Darwin's concept of variation, but it includes his theory of natural selection.

Which statement is not included as a part of the modern theory of evolution?
1. sexual reproduction and mutation provide variation amoung orgaisms.
2. Traits are transmitted by genes and chromosomes
3. more offspring are produced than can possibly survive
4. New organs arise when they are needed.

Geographic and reproduction isolation are most closely associated with
1. speciation
2. extinction
3. overproduction
4. competition
 
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