Can fossil tell us which animals lived at a certian time?

Complete the following statements about the functions of the digestive system.carbohydrates and fats are digested in secretes enzymes that aid in the digestion of carbohydrates, fats, and proteins.the secretes bile; bile is stored in undigested food is processed into feces in feces is then stored in until it is eliminated from the body via

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

How many types of rock can form from the rock cycle