Vocabulary
, , adaptation, natural selection, extinction, habitats, predator, prey, hibernation, behavioral adaptation, structural adaptation, ecosystem, food chain, migration, traits, , adaptation, natural selection, extinction, habitats, predator, prey, hibernation, behavioral adaptation, structural adaptation, ecosystem, food chain, migration, traits, adaptation, natural selection, extinction, habitats, predator, prey, hibernation, behavioral adaptation, structural adaptation, ecosystem, food chain, migration, traits, cytoplasm, Prokaryotic cells, ribosomes, endoplasmic reticulum, lipid, protein, organelles, nucleus, golgi apparatus, cell membrane, lipids