BIO - SPECIES CONCEPTS

BIO - SPECIES CONCEPTS - SPECIESCONCEPTS

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SPECIES CONCEPTS - read ch. 21 ring species, reproductive isolation, genetic mechanisms of speciation, subspecies - species a population of organisms capable of interbreeding to produce fertile offspring - implies sexual reproduction - definition does not necessarily work for ancient dead animals - fundamental unit of biology but still a unit of convenience - status confirmed by formal scientific name - Myotis Lucidigus LeConte - M genus - L species name - Le authority - Latinize Linnaean binomial system - Complications sex Hermaphrodites have individual fimctions as a male and a female producing eggs and sperm - Sequential hermaphrodites change sex over time - Androdioecy natural population of functional males and hermaphrodites, no true female gonochrorists. Populations can include very homozygous inbreed strains and some highly heterozygous individuals. Huge impact in population structure - Gynogenetic species only females, a female has to obtain sperm from
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This note was uploaded on 10/23/2008 for the course BIO 1222 taught by Professor Maxwell during the Spring '08 term at UWO.

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BIO - SPECIES CONCEPTS - SPECIESCONCEPTS

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