Science chap 8 Word Scramble
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Question | Answer |
chordate | phylum of animals having gill slits, a notochord, and a nerve cord at some point in their development |
amphibians | class of coldblooded vertebrates that have a slimy skin |
cartilage | makes up the skeleton of jawless fishes and sharks and rays |
cartilaginous fishes | class of fish having skeletons of cartilage |
cold blooded animals | organisms whose body temperature changes with that of the environment |
diaphragm | in mammals, a sheet of mascle below the lungs that separates the chest and abdomen regions to aid in breathing |
egg-laying mammals | the mammals that lay eggs (as reptiles do) and feed young on milk |
jawless fishes | parasitic fishes having a skeleton of cartilage and lacking jaws, scales, and paired fins |
mammals | class of warmblooded vertebrates that have hair and feed their young on milk |
mammary glands | special glands of mammals that produce milk for their young |
placenta | special organ in mammals that connects the embryo to its mother |
placental mammals | mammals whose offspring finish their embryonic development in the womb |
pouched mammals | young complete their embryonic development in a pouch |
primates | order of mammals that includes lemurs, monkeys, apes, and humans |
spinal column | backbone, composed of a series of 33 separate bones (vertebrae) |
uterus | part of the oviduct of a mammal in which the embryo develops |
vertebrae | the 33 bones of the spinal column |
vertebrates | animals that possess an internal skeleton and backbone |
warmblooded animals | animals that maintain a warm body temperature regardless of the environment's temperature |
womb | part of the oviduct of a mammal in which the embryo develops |
bill | beak |
tadpole | immature frog that has no tail, no limbs, and breathes through gills |
rodents | order of mammals having large front teeth for gnawing wood and other foods |
bony fish | class of fish having a bony skeleton, overlapping scales, and a swim bladder |
marsupials | the pouched mammals |
reptiles | class of coldblooded vertebrates that have a body covering of dry scales |
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