I would answer your question but i think you wanted to add options. next time you can just screen shot and actually i think you still can by pressing the edit button. And there are several types of wedges you could be talking about mechanical, frost, salt, etc.
You need to be a bit more specific. but i would be more than happy to answer your question. :)
Answer:
Recent studies have examined the possibility that variation in species richness within communities may influence productivity leading to an exploration of the relative effect of alterations in species number per se as contrasted to the addition of productive species.
Explanation:
hope this helps
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Most of the energy is converted to heat, I think.......... Hope it helps, Have a nice day :)
Water or other molecules move down their concentration gradient without any energy.........
difference - simple diffusion uses help of transporting protein in the membrane whereas osmosis uses no help.
Layering is the most obvious feature of sedimentary rocks. The layers are piled one on top of the other.