AP BIOLOGY

EVOLUTION

SOURCES OF VARIATION IN A POPULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
modes of Speciation:i. sympatricii. allopatriciii. natural selectioniv. genetic variation
A
i, ii, and iii
B
i and iii
C
i and ii
D
ii and iii
Explanation: 

Detailed explanation-1: -There are four major variants of speciation: allopatric, peripatric, parapatric, and sympatric. Speciation is how a new kind of plant or animal species is created. Speciation occurs when a group within a species separates from other members of its species and develops its own unique characteristics.

Detailed explanation-2: -In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. In sympatric speciation, groups from the same ancestral population evolve into separate species without any geographical separation.

Detailed explanation-3: -These different types of evolution include: divergent, coevolution, parallel evolution, and convergent evolution.

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