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nounwarm-blooded vertebrates characterized by mammary glands in the female
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Definition that contains mammalia
- mammalian of or relating to the class Mammalia
- urea the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
- carbamide the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
- graafian follicle a vascular body in a mammalian ovary enclosing a developing egg
- unguiculata in former classifications a major division of Mammalia comprising mammals with nails or claws; distinguished from hoofed mammals and cetaceans
- estrone a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
- yolk sac membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
- theelin a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
- cainogenesis introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)
- kainogenesis introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)