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Unformatted text preview: morphological isolation, Gamete Incompatiability. Consequences of breeding across species: inviable hybrids hybrids do not survive sterile hybrids hybrids do not reproduce even though they may survive. Formation of different species- speciation. Current rate of extinction- orders of magnitude greater than any mass extinction in history Causes- habitat loss and pollution, Not all species suffer the same risk of extinction. Evolution is both random and non-random Its random processes consist of mutation and Non random processes are natural selection sexual reproduction...
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This note was uploaded on 04/30/2009 for the course BIO 113 taught by Professor Padilla during the Spring '08 term at SUNY Stony Brook.
- Spring '08