Is the most important factor in soil formation. rainfall wind animal life plant life

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.

Which enzymes break down carbohydrates?

Most of the carbon on earth is stored in the form of