Rami buys 3 pounds of oranges. If the total cost is represented by c, what is the cost per pound? (Write in the problem-solving steps below.) Part I: Define the variable (call it c).

Part II: Write a one-sentence description of the problem.

Part III: Write an algebraic expression describing the cost per pound.

What feature of cell theory is best demonstrated in the image

Enzymes are proteins that speed up reactions by providing an additional energy source supplying additional molecules for the reaction removing inhibitors that slow down reactions lowering the amount of energy required

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.