Summary Transport in plants OCR a level biology revision notes
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Course
Transport in plants
Institution
OCR
Book
A Level Biology A for OCR Student Book
In depth revision notes covering the whole of transport in plants. The topic is broken down into the individual specification points, shown by the numbers used throughout.
OCR A Biology H420 - 2.1.5 - Biological Membranes (Chapter 5) Short Summary Notes
Respiration notes or OCR biology A level
Biodiversity revision notes for Biology A level OCR
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Transport in plants
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, TRANSPORT IN PLANTS
surface area : volume : small plants absorb all the
nutrients they need directly from their environment
,
Large plants don't have a big enough SA to take
in what they need .
So , vascular plants have
&
specialised tissues nutrients
for .transporting water
plants are big so they have a higher metabolic
.
,
substances by direct diffusion
rate So exchanging
would be too slow to meet their metabolic needs
.
So they
,
need transport systems to move substances
to + from als &
O
on the
Inside
to provide Xyreu
additional -
tissue is
Support zO
strongest so
stemt
It's in the
endodermis
=
centre
=
veni
& auer Of
: meristen als
your
here that forms
on top of O
phloem zie pericyclic
S
S
only apples
to
dicotyledonous plants
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