Material Safety Data Sheet (MSDS) is the best place to find information about the hazards that are associated with a compound. It is a document that gives the information on the potential hazards such as health, fire, reactivity and environmental and how to work safely with the chemical products.
-Rosie
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C. The evolution of many species from a single ancestor over a long period of time
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Answer: Desert mole excretes concentrated urine with urea. Marine fish excretes urine with uric acid. Tilapia excretes dilute urine with amino acids.
"Eukaryote" roughly translates as "truly nucleated" and refers to organisms with a membrane-bound nucleus.
Such membrane-bound organelles are thought to have arisen via the invagination of the cell's own plasma membrane.
Other organelles such as the mitochondria and the chloroplast are believed to have once existed as separate organisms, but which were engulfed by other cells, forming a symbiotic relationship.
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Valence electrons, or the electrons that are farthest from the nucleus.
