'Mature forms' diaporamas de présentation

EVOLUTION REVIEW Chapters 22-24

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EVOLUTION

EVOLUTION Chapter 15 Charles Darwin Question for Thought Earth has millions of other kinds of organisms of every imaginable shape, size, and habitat. This variety of living things is called biological diversity . How did all these different organisms arise? How are they related ?

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EVOLUTION

EVOLUTION. Chapter 15. Charles Darwin. Question for Thought. Earth has millions of other kinds of organisms of every imaginable shape, size, and habitat. This variety of living things is called biological diversity . How did all these different organisms arise? How are they related ?.

678 views • 47 slides

EVOLUTION

EVOLUTION. Chapter 15. Charles Darwin. Question for Thought. Earth has millions of other kinds of organisms of every imaginable shape, size, and habitat. This variety of living things is called biological diversity . How did all these different organisms arise? How are they related ?.

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5. Evolution and Biodiversity

5. Evolution and Biodiversity. Central Concepts: Evolution is the result of genetic changes that occur in constantly changing environments. Over many generations, changes in the genetic make-up of populations may affect biodiversity through speciation and extinction.

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Host defences

Host defences. Resistance to and recovery from bacterial infections. Barriers to infection and innate host defences. And. Phagocytic cells polymorphonuclear phagocytes (PMNs, neutrophils) macrophages and monocytes Complement system lyse and bacteria opsonise bacteria

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Evidence for Evolution

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Thursday, October 16, 2013

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Evidence of Evolution

Evidence of Evolution. Darwin. Argued that living things have been evolving on Earth for millions of years. The Fossil Record. Darwin saw fossils as a record of history on Earth

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