Vocabulary
organelle, nucleus, prokaryote, eukaryote, nucleus, cell wall, mitochondria, ribosome, chloroplast, chlorophyll, species, predator, prey, senses, herbivore, carnivore, omnivore, scavenger, animal, structure, function, mate, reproduce, alpha, Structure, function, organism, behavior, environment, internal, external, function, mammal, survival, respiratory system, carbon dioxide, oxygen, lungs, gills, extract, circulatory system, cells, muscular system, skeleton, nervous system, muscle, vertebrate, invertebrate, mollusk, insect, digestive system, reproduce, mate, ovaries, fertilize, external, structure, function, adapt, environment, predator, prey, organism, living, stimuli, reproduction, growth development, vertebrates, invertebrates, classified, characteristic, aquatic, scales, cold blooded, warm blooded, external, internal, mammal, reptile, amphibian, structure, function, organism, living, stimuli, reproduction, growth development, vertebrates, invertebrates, classified, characteristic, aquatic, scales, cold blooded, warm blooded, external, internal, mammal, reptile, amphibian, structure, function