A powerpoint summarising gas exchange.
It includes gas exchange in unicellular and multicellular organisms.
Also includes exam questions from the revision guide provided by WJEC.
Some additional notes to aid the powerpoint
Summarised notes on:
STRUCTURE AND FUNCTION OF CELL MEMBRANES
THE PERMEABILITY OF CELL MEMBRANES
INCREASING CELL MEMBRANE PERMEABILITY
DIFFUSION
OSMOSIS
ACTIVE TRANSPORT
CO-TRANSPORT
ENDOCYTOSIS
EXOCYTOSIS
Summarised notes on:
BIOLOGICAL CATALYST
ACTIVATION ENERGY
THE ACTIVE SITE
MODELS OF THE ENZYME ACTION
ENZYME-SUBSTRATE COMPLEXES
FACTORS AFFECTING ENZYME-CONTROLLED REACTIONS
INHIBITION OF ENZYME ACTIVITY
RATE OF REACTION
IMMOBILISED ENZYMES
BIOSENSORS
Includes documents on the parts of this topic. This includes:
Basic physics
Dynamics
Kinematics
Solids under stress
Particles and nuclear structure
These notes include my own notes, alongside images found online, and with the help of Seneca.
WARNING: These notes include the key information, and may not fully cover all the requirements of the specification. Use these as an aid to your revision.