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Per 3: INB 84: CFA Review: Patterns and Evidence for Evolution

Across
Monarch butterflies only lay their eggs on milkweed plants
Shows early embryos of many organisms are similar, giving evidence for a common ancestor. This is called ___
Whale flipper and shark fin
Plover birds pick off food from between teeth of crocodiles; crocs benefit from cleaning.
Different species must often adapt to similar _______
Comparing this provides the best evidence that two organisms share a common ancestor.
When species evolve, these can been seen over time
Leaf-cutter ants grow on a species of fungus for food.
Down
Closely related species evolve in different directions in different environments, becoming less similar (e.g. Galapagos finches)
Some organisms have features that have different functions, but similar structures. One example is the forelimb of humans, dogs, birds, and whales.
Modern whales lack hind limbs, but have tiny bones in their skeletons which are the remnants of pelvic and leg bones. These structures are __
Plant develops toxic chemicals to prevent herbivores from eating it.
Evolution towards similar characteristics in unrelated species (e.g. wings in different species)
Interaction between two different organisms living in close physical association, typically to the advantage of both
Process in which two or more species evolve in response to changes in each other
Evolution through natural selection is NOT _______