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$12.00 CheckPoint: Patterns of Evolution

Found in Biology: General-Biology
Chapter 1, # 0
Q:
CheckPoint: Patterns of Evolution
· Resources: Appendix B and Ch. 2 of Bioinquiry
· Due Date: Day 5 [Individual forum]
· Review Ch. 2 of the text. Refer to Appendix B under Week Six, for more information on
the different types of evolution.
· Post a 200- to 300-word response to the following:
o Humans shape their environment in ways that other organisms cannot. Are humans
subject to the same pressures of natural selection as other organisms? Why or why
not?
o Provide an example of convergent and divergent evolution, adaptive radiation, and
co-evolution. Then, respond to the following:
· Choose one of the examples you provided and discuss the implications this
example may have for future humans.
· Cite outside sources in APA format if applicable.
 
 
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$12.00 CheckPoint: Patterns of Evolution

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  • Posted on Aug 27, 2008 at 7:10:05PM
A:
Preview: ... d moths & hummingbirds. (ScienceDaily, 2008)

Divergent evolution: Wings of a bat, the humam forearm and fingers,the flipper of a whale ,wing of a bird , foreleg of horse. These are also known as homologous structures.

Adaptive radiation: 13 notable different species of finches (birds) on the Galapagos Islands . All have different shapes of beaks due to different foods eaten. Diversified due to natural selection (Darwinism).

Co-evolution: Host/parasite; pollination in plants/insects, birds spiders; predator/prey relationships; mutualism







Q: Choose one of ...

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