Behaviour

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Physical

Summary

Shows that types of homologous behavior can be explained by demonstrating common ancestry. Compares the cytochrome C protein in man, chimpanzee, horse, snake, bird, fly, cauliflower, and yeast as a...

Shows that types of homologous behavior can be explained by demonstrating common ancestry. Compares the cytochrome C protein in man, chimpanzee, horse, snake, bird, fly, cauliflower, and yeast as a way to trace an evolutionary record. Primate behaviors shown include: orangutan (in zoo) at play, showing play face and hugging; chimpanzee (in zoo) teasing play between adult and adolescent, protecting by parent, facial expression, dominance; pig- tailed macaque showing closed mouth threat and charging.

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