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of 54 available terms
(1 exact duplicate found)

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5 Written Questions

5 Matching Questions

  1. eukaryote
  2. covalent bond
  3. lysosomes
  4. Hydronium
  5. endoplasmic reticulum
  1. a H 0
  2. b small, round structures containing chemicals that break down certain materials in the cell
  3. c internal membrane system in cells in which lipid components of the cell membrane are assembled and some proteins are modified
  4. d bond formed by the sharing of electrons between atoms
  5. e A cell that contains a nucleus and membrane bound organelles

5 Multiple Choice Questions

  1. A type of weak chemical bond formed when the slightly positive hydrogen atom of a polar covalent bond in one molecule is attracted to the slightly negative atom of a polar covalent bond in another molecule.
  2. the attractive force between oppositely charged ions, which form when electrons are transferred from one atom to another
  3. in an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment.
  4. elements-C,H,O,N,P
    function-store information
  5. an attraction between molecules of different substances

5 True/False Questions

  1. bufferhas more hydroxide ions than hydronium, tastes bitter, has a pH above 7


  2. fine adjustmenta cell organelle composed of RNA and protein; the site of protein synthesis


  3. effects on enzymespH and temperature, can change shape of enzyme


  4. characteristics of lifeMade up of cells, Reproduction, Based on a genetic code, growth and development, need for materials and energy, response to the environment, homeostasis, evolution


  5. non polar moleculemolecule with an unequal distribution of charge, resulting in the molecule having a positive end and a negative end


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