Science chap 8 Word Scramble

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Science chap 8

Life Science 9 Vertebrates, Invertebrates, Mammals, Reptiles, etc.

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

Created by: daisy37311 on 2005-11-28