chapters 123
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Polar | having a positive charged side and a negative charged side
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| cohesion | particles of the same substance sticking together
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| adhesion | water molecules attracting to other molecules
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| hydrogen bond | a weak bond two molecules resulting in electrostatic attraction
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| hydroxide ion | one oxygen and one hydrogen ion
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| hydronium ion | consisting of pronated water
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| acid | measured on the PH scale 0-6 have a sour taste ex.lemon juice
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| base | measured on the ph scale 8-14 ex.soap drain
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| PH scale | scale that measures how acidic or basic something is
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| buffer | control the PH for living systems
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| organic compound | made of carbon atoms and are in most living things
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| monomer | what makes carbon compounds
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| polymer | the result of bonding between monomers
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| condensation reaction | the chemical reaction of when a monomer bonds with a polymer
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| atp | the abbreviation for adosiene triphospate used by the cell to provide energy for the body to function
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| carbohydrate | food compound used as energy made of C H O
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| monosaccharide | a monomer of a carbohydrate
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| disaccharide | when two monosccharides combine through the condensation reaction.
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| polysaccharide | three or more monosaccharides
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| protein | food source formed from amino acids made of C H N O
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| amino acid | building blocks of protein made centrally of carbon and combined with four other fuctional groups
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| peptide bond | in the condensation reaction the two amino acids form a covalent bond called
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| polypeptide | A chain of peptide bonds
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| enzyme | protein molecules
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| substrate | the reactant being catalyzed
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| active site | folds in an enzyme
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| lipid | large non polar organic molecules
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| steroid | composed of four fused carbon rings with various functional groups
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| nucleic acid | transfer important imformation in a cell very large and complex
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| nucleotide | complementary RNA nucleotides resulting in RNA strands
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| cell | makes up organisms
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| cytoplasm | hols celltogether
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| cytosol | cytoplasm that includes molecules and small particles
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| prokaryote | cell without a nucleus and membrane bound cells
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| eukaryote | cells that have a nucleus
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| organelle | organ in a cell
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| cytoskeleton | tubes in the cytosol
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| microtubule | hollow tubes made of protein in cells
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| microfilament | long threads of protein
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| cilium | hair like substance on the surface of a cell _l_l_l
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| flagellum | propels the cell in moving its tail
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| plastid | important to plants one type is chloroplast
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