When blood passes through the lungs, carbon dioxide and water are formed from carbonic acid dissolved in the blood. the carbon dioxide formed passes into the lungs and is exhaled. h2co3 h2o co2 what kind of reaction has occurred?

On his trip to the galapagos islands, darwin determined that animals on the islands

How many pounds does the earth weigh?

Water changes bacteria in the soil converts this nutrient into a usable form. plants take up the usable nutrient through the soil and assimilate it into proteins, making it part of the plant. an animal eats the plants, and the nutrient becomes part of the animal. when the animal dies, it decomposes, returning the nutrient back to the soil. which cycle is being described? water cycle carbon cycle nitrogen cycle phosphorous cycle