Answer: Abortion is the killing of an unborn baby. Sometimes the head and bones are crushed, and pliers and scissors are used to slice and pull out the dead baby. I dont know how much it costs
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the number of chromosome sets found in the nucleus
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c. potential Hydrogen strips and written observations of stream water
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Enzymes speed up the chemical reactions in living cells.
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An enzyme is a biological catalyst and is almost always a protein. It speeds up the rate of a specific chemical reaction in the cell. The enzyme is not destroyed during the reaction and is used over and over.