Chapter 32

Chapter 32 - Chapter 32 1. Explain the nature versus...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 32 1. Explain the nature versus nurture. Behavior is any action that can be observed and described Genes determine anatomy and physiology of an organism Research helps determine what degree genetics and environmental influences affect behavior 2. Describe Lovebird experiment discussed in class. Fischer lovebirds, Agapornis fischeri , cut strips from leaves and carry them to their nest site Peach-face lovebirds, Agapornis roseicollis , also cut strips but tuck them into their rump feather and carry them that way Hybrid lovebirds exhibit intermediate behavior; they cut strips and try to tuck them into feathers, but are unsuccessful o This study support the hypothesis that behavior has a genetic basis. 3. Describe Gater Snake experiments discussed in class. Genetic role in food preference o Inland populations of garter snakes are aquatic and feed in the water on fish and frogs o Coastal populations are terrestrial and feed on slugs In the laboratory, inland snakes refused slugs, while coastal snakes readily accepted them Hybrid snakes exhibited intermediate acceptance of slugs as food o This study suggests a genetic basis for feeding preference Physiological differences
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/06/2008 for the course BIO 105 taught by Professor Mickle during the Fall '07 term at N.C. State.

Page1 / 3

Chapter 32 - Chapter 32 1. Explain the nature versus...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online