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☆☆☆☆☆Gene flow is genes moving between two populations.
the transfer of genes from one gene pool to another
two populations transferring genes
tailbone of a human
whale pelvis bone
Vestigial structures do not harm the organism. Nature selects against only harmful traits.
It allows divergence to occur
It allows populations to become genetically different.
Speciation Adaptive radiation refers to changes in a species in response to varying environmental conditions.
many new species form
Biodiversity resulting from few ancestors, APEX LEARNING
Allopatric Speciation (geographic isolation) can lead to the formation of a new species because the population is split in two smaller populations by a physical barrier (river, canyon, mountain...).
Apex is Mergus serrator and Mergus merganser.
