Speciation

AP Biology· difficulty 3/5

Adaptive radiation is

  • A

    Rapid diversification of a lineage into many new species filling diverse ecological niches

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  • B

    Mass loss of a lineage into many extinct species across diverse ecological niches

  • C

    Convergent evolution of unrelated lineages into similar species sharing common ecological niches

  • D

    Slow accumulation of mutations in one lineage producing variation across stable ecological niches

Explanation

Galápagos finches, Hawaiian honeycreepers, cichlid fish — all classic examples following arrival to new habitats with available niches.

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