Speaking of Kalanchoe...
jgreenberg at hal.bscs.org
Thu Feb 10 21:35:20 EST 2000
Speaking of CAM plants, does anyone have an activity for demonstrating
some aspect of this pathway or distinguishing it from C4, in a way that
is suitable for high school students? (14C tracers, for example, are
I thought, for example, that it might be possible to titrate, or just
compare the pH of crude leaf extract at (simulated) dawn and dusk to get
at the idea of a diurnal cycle of C4 acid accumulation.
Many thanks for any ideas.
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