Movement of Substances
Passive Transport
Diffusion
Gaseous exchange
Oxygen and carbon dioxide
Lungs
Rate of diffusion
Temperature
Concentration gradient
Surface area to volume ratio
Osmosis
Cells
Animal cells
Solution of lower water potential
Crenated
Plasmolysed and flaccid
Solution of same water potential
No change
Cell size and shape
Plant cells
Solution of higher water potential
Burst/lyse
Turgid
No energy
Active Transport
Uptake of mineral salts
Root hair cells of plants
Absorption of nutrients
Glucose and amino acids
Small intestines
Energy
Movement
Particles
Partially permeable membrane
Region of higher concentration
Region of lower concentration
Against a concentration gradient
involves processes like
2 processes
involves
occurs through
occurs
from
to
from
to
down
occurs through
from
to
involves
occurring
of
in
example
down
effects on
in
animal cell will
consists 2 types
plant cell becomes
in
in
in
animal cell becomes
plant cell becomes
in
in
both cells have
involves processes like
in
examples
like
in
in
affected by
Net movement
Particles
With/without a membrane
Region of higher concentration
Region of lower concentration
A concentration gradient
Water molecules
A partially permeable membrane
Solution of higher water potential
Solution of lower water potential
A water potential gradient