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Created by: HomesChoolScience

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Question	Answer
Gestation	The period of time during which an embryo develops before being born
Down feathers	Feathers with smooth barbules but not hooked barbules
Endotherm	An organism that is internally warmed by a heat-generating metabolic process
Contour feathers	Feathers with hooked and smooth barbules, allowing the barbules to interlock
Placenta	A structure that allows an embryo to be nourished with the mother's blood supply
Mammary glands	Specialized organs in mammals that produce milk to nourish the young
Neurotoxin	A poison that attacks the nervous system, causing blindness, paralysis or suffocation
Hemotoxin	A poison that attacks the red blood cells and blood vessels, destroying circulation
Amniotic egg	A shelled, water-retaining egg that allows reptile, bird, and certain mammal embryos to develop on land

Gestation	Answer: The period of time during which an embryo develops before being born	1	0	false
Down feathers	Answer: Feathers with smooth barbules but not hooked barbules	2	0	false
internally	An organism that is _____ warmed by a heat-generating metabolic process	3	1	true
Contour feathers	Answer: Feathers with hooked and smooth barbules, allowing the barbules to interlock	4	0	false
allows	A structure that _____ an embryo to be nourished with the mother's blood supply	5	1	true
Mammary glands	Answer: Specialized organs in mammals that produce milk to nourish the young	6	0	false
Neurotoxin	Answer: A poison that attacks the nervous system, causing blindness, paralysis or suffocation	7	0	false
Hemotoxin	Answer: A poison that attacks the red blood cells and blood vessels, destroying circulation	8	0	false
develop	A shelled, water-retaining egg that allows reptile, bird, and certain mammal embryos to _____ on land	9	1	true