Substrate Concentration I believe
The leaves no longer have water, which means that there is little osmotic pressure which keeps it turgid.
I would say C.nervous system because that pretty much defines all of the answer choices.
Natural selection provides the outline of an explanatory theory." Biologists consider it to be a scientific fact that evolution has occurred in that modern organisms differ from past forms, and evolution is still occurring with discernible differences between organisms and their descendants.
Polyploidy is a major force in the evolution of both wild and cultivated plants. ... Some of the most important consequences of polyploidy for plant breeding are the increment in plant organs
