Card 1 of 24
Define diffusion in terms of particle movement.
A
Net movement of particles from an area of higher concentration to an area of lower concentration.
B
Net movement of particles from an area of lower concentration to an area of higher concentration.
C
Net movement of water molecules from an area of higher concentration to an area of lower concentration.
D
Movement of particles using energy from respiration, from an area of lower concentration to an area of higher concentration.
Card 1 of 24
Movement of substances into and out of cells Flashcards
24 flashcards on Edexcel IGCSE Biology Movement of substances into and out of cells: the key terms, definitions and biological processes you need to recall for Paper 1 and Paper 2.