This would be a D) "physical model."
It's not natural, because it's not out in nature.
It's not conceptual because that would just be ideas, arbitrary compared to physical ones.
And it's not mathematical, because that would only involve equations, graphs, and tables.
Explanation:
Water mostly enters a tree through the roots by osmosis and any dissolved mineral nutrients will travel with it upward through the inner bark's xylem (using capillary action) and into the leaves.
Plants Can Be Engineered to produce higher yield
In 1993, canada signed the north american free trade agreement because it wanted to: b. make trade with the U.S. easier. one of the agreement on NAFTA is to eliminate barriers (which is could make the country to develop their economy and industrial) to trade in goods and services between canada and the U.S.
Hope this help
<h2>Its (C) cz....</h2>
<h2>Connecting Cellular Respiration and Photosynthesis</h2><h2>The products of one process are the reactants of the other. Notice that the equation for cellular respiration is the direct opposite of photosynthesis: Cellular Respiration: C6H12O6 + 6O2 → 6CO2 + 6H2O.</h2>
<h2> hope it helps you, I tried my best to give an ans to you . </h2>
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