Vocabulary
organism, structure, function, behavior, stem, seed, structures, external, internal, stigma, ovary, sepal, stamen, petal, leaf, reproduction, pollinate, photosynthesis, predator, roots, vascular, non-vascular, structure, growth, plants, animals, organism, growth, reproduction, stem, leaf, roots, minerals, soil, sprout, fertilizer, nutrients, seed, sprout, energy, external, structure, function, adapt, environment, predator, prey, organism, function, structure, energy, vertebrate, invertebrate, backbone, internal, external, skeletal system, heart, brain, lungs, nutrient, carbon dioxide, oxygen, skin, stomach, mammals, fish, reptiles, amphibians, birds, exoskeleton