Cattle depend on microorganisms in their digestive tract to digest the cellulose in their diets. the cattle and the microorganisms are .. carnivores mutalistic symbionts herbivores parastic symbionts

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean