Biology 2

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Across
  1. 3. This bond is the weakest bond. It is an interaction between a partially positive hydrogen atom and a partially negative atom with an unshared pair of
  2. 5. a small organic molecule that may bind chemically to other molecules to form a polymer. Glucose is s one.
  3. 7. the capacity of a lidquids surface to resist being ruptured when placed under tension or stress
  4. 8. this bond is the sharing of electrons. It is the strongest kind of bond
  5. 11. essential for energy storage, cellular communication and structural support. It is attached to lipids and proteins.
  6. 13. are essential for carrying out most of the necessarty functions of lif. catalyze all of the chemical reactions in the cell. Amino acids
  7. 14. this bond is moderately strong. It is the transfer of one atom to another
Down
  1. 1. essential for energy storage and maintaining a boundary between the living organism and its environment. They are largely nonpolar and hydrophobic. Includes fats oils and waxes
  2. 2. homogenous mixture of solvent and solute.
  3. 4. are shared or transferred in boding. they are also the smallest particle
  4. 6. the tendency of an atom to hold shared electrons closer to its nucleus
  5. 9. each group of macromolecules represents a diverse assortment of this. These are large structural units or monomers connected by convalent bond. THey are built of monomers
  6. 10. are essential for information within a cell and passing this information to the next generation. DNA
  7. 12. the attraction of water molecules to molecules other than water.