Plants get the carbon dioxide they need from the air through their leaves. It moves by diffusion through small holes in the underside of the leaf called stomata. These let carbon dioxide reach the other cells in the leaf, and also let the oxygen produced in photosynthesis leave the leaf easily.
The United States flag will always go on top. Typically you leave approximately one foot of space between the United States flag and the flag underneath.
The first one is epidermis, the second one is the dermis i believe, I hope this helps
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Factors that affect the speed of a river include the slope gradient, the roughness of the channel, and tides.
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in asexual reproduction the offsprings are genetically identical to the parents.
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