Sex change

Cause was thought due to a change in male gull

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Unformatted text preview: ales no longer paired with females in nests). Example – DDT in Reptiles Florida’s Lake Apopka, alligators are impacted by DDT from past accidental spills at a local DDT plant. The DDE blocks the production of testosterone, causing males to development very small penises and undeveloped testicles. Reduction in reproductive success led to reduced populations in the 1990s. Example – Nonylphenols and Fishes Nonylphenols have been used as detergents and pesticide solvents. They stimulate the estrogenic receptor, causing production of t...
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This note was uploaded on 02/01/2010 for the course ETX etx10 taught by Professor Rontjeerderma during the Fall '09 term at UC Davis.

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