4. When a student eats a hamburger and then uses the energy from the hamburger to play basketball, the student's body converts-

A. chemical energy to mechanical energy

B. electrical energy to chemical energy

C. chemical energy to light energy

D. mechanical energy to chemical energy

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.

Which organelle plays a role in intracellular digestion?