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Classification of Plants and Animals
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algae amount animals atomic number best possible answer blackening the proper body called calories carbohydrates carbon cell division centimeter chemical chlorophyll choices by blackening Choose the best chromosomes climax community clouds compounds covalent bonds cytoplasm decay earth earthquake electrical charge elements environment equal equation exoskeleton EXPLANATIONS EXERCISE EXPLANATIONS LESSON fission following questions foot-pounds force fourth paragraph fusion grams heat helium hydrogen Indicate your choices ionic bonds ions isogamy last paragraph last sentence lens light living mass measured muscles neutrons nonliving nonmetals nuclear nuclear fusion nucleus number of atoms number of electrons number of protons object ocean ohms organisms outer shell oxidation number oxygen paragraph explains particles periodic table photosynthesis phylum plants poles pounds proper answer spaces proteins protons questions which follow radioactive reaction Refer retina rocks second paragraph second sentence sodium species subshell temperature TEST third paragraph tion tissue types velocity wavelength waves