Slide 12.2 Adaptations for Gas Exchange Slide 2 Material Needs... What sort of things do living things need to obtain from the environment? What sort of things do they need…

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Slide 1Membrane Permeability 012-10971 r1.04 Slide 2 The Snapshot button is used to capture the screen. The Journal is where snapshots are stored and viewed. The Share button…

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Slide 1  The Gatekeeper Slide 2  Have you ever flown to another country or driven into the USA?  What couldn’t you take with you across the border?  What items…