Certain molecules, found in all organisms, have functions that are necessary for life’s processes to occur. Which of the following is a function of both lipids and carbohydrates? A) Both can be found in a variety of shapes and formations and as a result have numerous functions. B) Both are found in the cell membrane and assist in moving materials in and out of the cell. C) Both are important in determining the genetic makeup of an organism. D) Both are sources of energy.