Vocabulary
roots, stems, leaves, flowers, fruits, structure, function, internal, external, growth, survival, behavior, reproduction, organism, vertebrate, invertebrate, skeletal system, exoskeleton, brain, stomach, lungs, external, structure, function, adapt, environment, predator, prey, structure, function, behavior, external structures, internal structures, petals, leaves, stem, flowers, roots, thorns, prickles, stimulus, reproduction, pollen, pollination, stamens, pistils, sepal, seeds, ovary, stigma, germinate, root, stem, leaf, flower, fruit, thorn, prickle, fertilizer, photosynthesis, defense mechanism, plant, thorn, internal structure, external structure, archaic, reproduce, seed, spore, vascular, nonvascular, seedless, fern, pollinator, pollinate, nectar, stigma, stamen, ovule, ovary, organism, vertebrate, invertebrate, skeletal system, exoskeleton, brain, stomach, lungs, external, structure, function, adapt, environment, predator, prey, structure, function, behavior, external structures, internal structures, petals, leaves, stem, flowers, roots, thorns, prickles, stimulus, reproduction, pollen, pollination, stamens, pistils, sepal, seeds, ovary, stigma, germinate, root, stem, leaf, flower, fruit, thorn, prickle, fertilizer, photosynthesis, defense mechanism, plant, thorn, internal structure, external structure, archaic, reproduce, seed, spore, vascular, nonvascular, seedless, fern, pollinator, pollinate, nectar, stigma, stamen, ovule, ovary, external, structure, function, adapt, environment, predator, prey, structure, function, behavior, external structures, internal structures, petals, leaves, stem, flowers, roots, thorns, prickles, stimulus, reproduction, pollen, pollination, stamens, pistils, sepal, seeds, ovary, stigma, germinate, root, stem, leaf, flower, fruit, thorn, prickle, fertilizer, photosynthesis, defense mechanism, plant, thorn, internal structure, external structure, archaic, reproduce, seed, spore, vascular, nonvascular, seedless, fern, pollinator, pollinate, nectar, stigma, stamen, ovule, ovary, structure, function, behavior, external structures, internal structures, petals, leaves, stem, flowers, roots, thorns, prickles, stimulus, reproduction, pollen, pollination, stamens, pistils, sepal, seeds, ovary, stigma, germinate, root, stem, leaf, flower, fruit, thorn, prickle, fertilizer, photosynthesis, defense mechanism, plant, thorn, internal structure, external structure, archaic, reproduce, seed, spore, vascular, nonvascular, seedless, fern, pollinator, pollinate, nectar, stigma, stamen, ovule, ovary, germinate, root, stem, leaf, flower, fruit, thorn, prickle, fertilizer, photosynthesis, defense mechanism, plant, thorn, internal structure, external structure, archaic, reproduce, seed, spore, vascular, nonvascular, seedless, fern, pollinator, pollinate, nectar, stigma, stamen, ovule, ovary