1)The most common form of DNA is ________________________ that carries genetic information A) Single-stranded protein B) double-stranded protein C)

Allopatric speciation refers to new species arising

A) from natural cataclysms (such as a meteor striking the earth)

B) from environmental change (such as climate, or introduction of an invasive species)

C) through the deliberate breeding and selection by human beings

D) as a result of geographic separation

E) in an area without physical separation from the parental species

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