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Showing 1 to 1 of 1 for “"placentotrophy"”.
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Pattern and Mechanism of Calcium Mobilization During Embryonic Development in a Viviparous Snake, <em>Virginia striatula</em>.
<p>Yolk supplies the majority of embryonic calcium in snakes. Oviparous and viviparous snakes also receive calcium late in development from the eggshell and placenta, respectively. The pattern and mechanism of calcium transport are partly understood for oviparous snakes. I studied a viviparous …