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Lecture

Lecture 1 Genes, Environment and Behavior

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Department
Biology
Course
BIO220H1
Professor
Doug Thomson
Semester
Winter

Description
Lecture 1 BIO220 Genes Environment and Behavior Two classes of scientific questions1HowWhat Proximate Causes less concernHow an individual manages to carry out an activityHow mechanisms within an animal work to produce a particular behavior 2Why Ultimate Causes more concernWhy an animal has evolved the behaviorWhat is the causal relationship between the animals genes and its behaviorWhy has this behavior evolved and how has it changed over evolutionary timeWhat is the hormonal basis of infanticideWhy has it evolved what is the adaptive value of infanticide to both males and femalesBees and wasps behave oddly in the fall they are drunk in fall as a result of a reaction to ethanol by feeding on over ripe fruit An adaptation for locating ripened fruit causes thisBroadleaved helleborine flowers are believed to produce ethanol to attract pollinatorsGenetic and Environmental VariationIdentical TwinsSame genetic makeup
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