Assume that a single layer of phospholipids coat the water in a beaker. which part of the phospholipid molecule will face the air?

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.

Match each term to its best definition? sedimentary depositional enviornment

Is this mrna or rna need need the answer in a hurry