Which organelle is labeled a?
o nucleus
o vacuole
o ribosome
o mitochondrion
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Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.