1. Temperature Determined Sex In Turtles
... thought that this effect is seen because higher temperautres speed the conversion of testosterone to estradiol. Embryos incubated at a warmer temperature are thus exposed to more estradiol during the critical period for sex determination, and therefore become female (www.ourstolenfuture.com). Temperature-dependent sex determination might be expected to cause a wide variation in sex ratios of turtles and it is true ... while those deposited in the open typically produce all females. Intermediate nests can produce mixed sex ratios (Lovich, 1997). For nesting behavior to influence the micro...
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- Grade Level: Undergraduate