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1
Evolutionary changes that create new species and groups of species are most accurately referred to as
A)natural selection.
B)macroevolution.
C)microevolution.
D)horizontal gene transfer.
E)vertical descent.
2
The diverging of a population into two or more species is most accurately referred to as
A)extinction.
B)endosymbiosis.
C)cladogenesis.
D)anagenesis.
E)polymorphism.
3
The concept that the tempo of evolution is sporadic is known as ________________, while the concept that the tempo of evolution is continuous is known as ______________.
A)punctuated equilibrium; gradualism
B)Darwinism; neo-Darwinism
C)revolutionism; conservatism
D)gradualism; Darwinism
E)conservatism; punctuated equilibrium
4
True or False: Sympatric speciation occurs when members of a species within the same range diverge into two or more species without physical barriers to breeding while allopatric speciation occurs due to the physical relocation of part of a species population. (p. 13)
A)True
B)False





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