1) What best describes when a large population is reduced to a small gene pool d

Question

1) What best describes when a large population is reduced to a small gene pool due to a chance event, and in this case probably some environmental disaster?

2) Allopolyploid speciation is a type of sympatric speciation where the contributions of the genes always come from two individuals T/F

3) The working distance on a microscope ____________ with higher levels of magnification?

4) When moving to a higher power objective lens the specimen in focus stays in focus

parfocal

parcentral

contrast

Objectivity

Explanation / Answer

1. Genetic drift

2. True- Definition is rigth

3. Decreases

4.Parafocal-Parfocal lens is a lens that stays in focus when magnification/focal length is changed.

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