Transport

• What is the main function of transport in cells?

  To move nutrients and waste in and out of cells
• Which process involves the movement of molecules from high to low concentration?

  Diffusion
• Which transport process requires energy from the cell?

  Active transport
• In which direction does water move during osmosis?

  From high to low concentration of solute
• What is the difference between active transport and diffusion?

  Active transport requires energy, while diffusion does not
• What is facilitated diffusion?

  The movement of molecules through a membrane with the help of a transport protein
• What happens to a cell placed in a hypertonic solution?

  The cell will shrink
• Which of the following is true about diffusion?

  It moves molecules from high to low concentration
• What is the role of the plasma membrane in transport?

  It controls the movement of substances into and out of the cell