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Stack #34417

QuestionAnswer
acid When a solution has a pH in the range of 1-6 and there are more hydrogen ions than hydroxide.
amino acids Proteins are made up of these. There are 20 naturally occurring.
atom Made up of protons, neutron, and electrons; the smallest unit of matter.
base When a solution has a pH of 8-14, it is called alkaline or this.
carbohydrate organic compound used by cells to store or release energy.
cellulose a polysaccharide made up of glucose units. Plant cell walls are made up of this.
compound Formed when two or more different elements or molecules combine.
covalent bond Water is made up of oxygen and hydrogen bound together by this which means they share their combined electrons.
disaccharide a two-sugar carbohydrate formed when two monosacharrides join
DNA deoxyribonucleic acid;complex biological polymer that acts as the master copy of an organism's information code.
enzyme A protein that accelerates a chemical reaction, but does not change itself in the process.
glycogen This polysaccharide is used by animals to store food that will later be used for energy.
hydrogen bond The type of bonding that alllows one water molecule to join to the next forming a chain.
ion What an atom is called when it has either given up or gained an electron(s).
ionic bond When sodium gives up an electron to chlorine it becomes positively charged and chlorine becomes negatively charged. As they attract each other like magnets, we say they are bound by this.
isomer A compound that has the exact chemical formula as another with one exception.....the atoms are arranged differently.
isotope Different forms of an element that have the same number of protons, but vary in the number of neutrons.
Created by: jensenc
 

 



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