definitions

Question 1

define digestion

Answer 1

the process of large biological molecules that are hydrolysed by enzymes into smaller biological molecules that can be absorbed across cell membranes

Question 2

define osmosis

Answer 2

the movement of water molecules from an area of high water potential to an area of low water potential through a partially permeable membrane

Question 3

define diffusion

Answer 3

the movement of particles from an area of high concentration to an area of low concentration. it is a passive process