Summary Molucules in and out of cells - Biology 5090
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Course
Biology O level
Institution
In the intricate dance of life, the movement of molecules in and out of cells orchestrates the fundamental processes that sustain living organisms. This mesmerizing symphony of molecular transport plays a crucial role in maintaining homeostasis, supporting vital functions, and facilitating communic...
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Diffusion
Osmosis A
facilitated Diffusionx
ECF
ActiveTransport Cytoplasm
aid present
Outsidethe fluid present
insidethecell
Rafael SOO Is
1 water is a Universal solvent
2 Water is polar in Nature I
3 water molecules attract
adhesion 8
each other
4 Water molecules also attract
the wall the container cohesion
of
water has high specific heat of capacity
water has heat of vaporization
high
from high concentration
Substances gradi
High low noenergy
4
veg
Passive We
agro y
Osmosis transport
water Highregion
High low
across the partiallyI
Permeablemembrane Active
Transport Q Compare Diffusion from osmosis
Energy is required O 1 Both found in
movements are
from low concentrate living organisms
Gradient to high I 2 Both are downthe concentration gradient
3 Both donot req energy
water where
osmosis is the movement
Diffusion occurs in Substances as
of water only
5 Osmosis occur only across the partially permeable membrane
, DIFFUSIONI Diffusion is the
movement substances
from High of
Concentration
on low gradient to low concentration
it gradient
ofgasses
This Tf1 pawn
o.at advowsons
of the
It Hgggant
Phloem to another
in
Blood
Diffusion occurs on
behalf movement
of
molecules Kinetic movementof
FACTOR AFFECTING The Rate
of Diffusion
time Volume to
Iii Rate T
of
molecules
increases
OSMOSIS osmosis is the movement
of
70th Water molecules from high water
potential to low water Potential
Water 12
tsp salt Through a partially permeable
1
Impure
membrane
The Beaker B will
I amp
BeakerB
water
Pure Water
have more water Potential
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