BIOA02H3 Chapter 53: Chapter 53

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15 Apr 2011
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BIOA02H3 Full Course Notes
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In a deprivation experiment they teased apart what behavior is genetically coded for versus what behavior is learned from the environment. If the animal is deprived of environmental influences and still exhibits the behavior then it"s genetically coded: selective breeding is a means of genetic manipulation and is used to select for anatomical traits and behavior. I t provides insights about the effect genetic constitution has on behavior. Interbreeding demonstrated that the stereotypic motor patterns of the courtship displays are inherited: gene knockout experiments determined that through knockout normal stereotypical behaviors vanish. Mice with fosb gene took care of her pups. Imprinting is when an animal learns a set of stimuli during a limited critical period www. notesolution. com. Learning from the environment is necessary for young male white crowned sparrows to produce their species specific song. Learning must occur within two critical periods which are at the hatching period and as the bird approaches sexual maturity: some components are genetically-coded inherited.

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