The most critical evolutionary process, that leads to changes in allele frequencies and favors or promotes adaptation as a product of evolution, is :

1.Genetic drift2.Gene migration
3.Mutation4.Natural selection

Subtopic:  Origin of Life |
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Invertebrates were formed and were active by the time of:

1.200 mya2.300 mya
3.400 mya4.500 mya

Subtopic:  Classification of Primates | Concept of Organic Evolution: Evidence | Origin of Life |
 65%
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The most accepted line of descent in human evolution is:

1.  Australopithecus → RamapithecusHomo sapiensHomo habilis
2. Homo erectusHomo habilisHomo sapiens
3. RamapithecusHomo habilisHomo erectusHomo sapiens
4.  Australopithecus → RamapithecusHomo erectusHomo habilisHomo sapiens.

Subtopic:  Concept of Organic Evolution: Evidence | Evolution Prior to Ape Man | Origin of Life |
 83%
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