A study team investigated stomatal density of different species of leaves. The data they collected are shown in the table. Which of the following identifies the type of environment in which the Eurasian watermilfoil (Myriophyllum spicatum) evolved? Species Eurasian Watermilfoil (Myriophyllum spicatum) Giant Salvinia (Salvinia molesta) American aspens (Populus tremuloides) Stomatal Density (stomata/mm²) Upper epidermis 0 36 0 Stomatal Density (stomata/mm²) Lower epidermis 0 0 74

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Q: Why is conservation of plant genetic diversity important?

A:

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Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.