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oviparous |
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oviparous (of fishes, reptiles, birds, etc.) producing eggs that hatch outside the body of the mother oviparous [ō′vip·ə·rəs] (vertebrate zoology) Producing eggs that develop and hatch externally. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| I feel that I have adequate knowledge about oviparous and viviparous reproduction. During this time, the embryos of oviparous species are confined to the internal environment designated by the egg's chorion, wherein the fish are nourished by an oil-laden yolk sack around which it develops. We used the Japanese medaka, an aquarium oviparous fish, as a laboratory model species, because its developmental history has been well characterized and it is sensitive to effects on gonadal development when exposed to estrogenic compounds (Cheek et al. |
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