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AP Biology - Evolution Vocal
Terms in this set (18)
The evolution of diversely adapted species from a common ancestor upon introduction to new environmental opportunities.
The breakup of Pangaea
An evolutionary change in the rate or timing of developmental events.
A class of homeotic genes that provide positional information during development.
hide recessive alleles that are less favorable
greater fitness than homozygotes
Rare, very small changes in allele frequencies
Affect genotypes, but not allele frequencies
Individuals with variations better suited to environment pass more alleles to next generation
Small populations have greater chance of fluctuations in allele frequencies from one generation to another
Movement of fertile individuals between populations
The contribution an individual makes to the gene pool of the next generation.
Where one phenotype replaces another in the gene pool.
Eliminates the extremes and favors a more common intermediate forms.
Increases the extreme types in a population.
Difference between 2 sexes (Size, color, ornamentation, behavior)
Selection within same sex (eg. M compete with other M)
Mate choice (eg. F choose showy M)
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