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A rock is a collection of minerals. In a cooling lava, mineral crystals do not have time to form and are very small. The chemical composition will be the same as if the magma cooled slowly. Existing rocks may be heated enough so that the molecules are released from their structure and can move around.
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4) Vacuole as it loses all the water
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i think its D because the plant cell runs off the sugar cells
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a complete map of all potential genes a map disease-linked genes a genetic map of the 23 human chromosomes a list of all the genetic base pairs
I would pick younger and thinner, but follow your gut because I really don't know
