Please enable JavaScript.
Coggle requires JavaScript to display documents.
Transport process. (water potential. (it can be decreased by (lowering…
Transport process.
water potential.
-
-
-
-
-
a component of water potential: a measure of the effect of pressure or tension on a substance ability to absorb water.
-
-
pure water 1 atmospheric pressure ='sigh' of 0
'SIigh Pie"= 0.0 for pure water, negative for all solutions.
-
-
-
-
Concepts.
-
-
cuticle
composed of cutin, waterproof acts as an isolation mechanism, retains water, keep pathogens out.
-
-
-
-
-
-
-
Guard cells :red_cross:
when guard cells open K+ ions are pumped from surrounding cells to guard cells thru active transport.
-
water enters and exits same rate
-
-
motor cells :red_flag:
-
cells that swell and shrink in plant or organ capable of repeated, reversible movement, such as insect trap and petiole of leaves that undergo sleep movements.
short distance intercellular transport # # #
-
-
-
-