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The Sex Lives of Insects: Part III

August 2, 2011 James V. Kohl 0

The “rules” of the required molecular biology involve ligand-receptor binding. For example, from yeasts to mammals, genetic conservation of the ligand: gonadotropin releasing hormone (GnRH), and the diversification of its receptor (GnRHR) are part of the rules.

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The "yuck" factor: aversion to social odors?

July 25, 2011 James V. Kohl 0

Visual input does not directly activate the hypothalamus. Olfactory input (i.e., food odors and social odors) directly activate the hypothalamus. Only via association with odors can what we see influence hormone driven behavior associated with activation of the hypothalamus.