BIOL Assessment

  1. Matter that is closely packed together and regularly arranged is in the _____ state.
  2. The particles in gas are _____.
    very far apart
  3. Evaporation is the process of going from _____.
    liquid to gas
  4. _____ are easily compressed.
  5. _____ are very rigid
  6. Water _____ to ice.
  7. Solid iodine _____ to gas iodine.
  8. As a rubber band is stretched, _____ energy is increased.
  9. How would decreasing the concentration affect the pressure?
    Decrease pressure
  10. How would increasing the pressure affect the volume?
    increase volume
  11. How would increasing the temperature affect the pressure?
    increase pressure
    N= 7 protons, 7 neutrons, 7 electrons
  13. SODIUM
    Na= 11 protons, 11 neutrons, 12 electrons
  14. Shorthand: Flourine (F) with atomic number 9 and atomic mass 18.998
    • 9 protons
    • 9 neutrons
    • 10 electrons
  15. Shorthand: Hydrogen (H) with atomic number 1 and atomic mass 1.0079
    • 1 proton
    • 1 neutron
    • 0 electrons
  16. Oxygen has a valance number of 8. How many valance electrons does oxygen have?
    6 valance electrons
  17. Nitrogen has a valance number of 7. How many valance electrons does nirtogen have?
    5 valance electrons
  18. Kl =
    potassium ion (K+) + iodide (I-)
  19. Na2CO3 =
    sodium ion (2 Na+) + carbonate (CO3^2-)
  20. CaCl2 =
    calcium ion(Ca+) + chloride (2Cl-)
  21. Na3Po4 =
    sodium ion (3 Na+) + phosphate (PO4^3-)
  22. How many neutrons in:
  23. The element oxygen with atomic number 8 has _____ valance electrons.
  24. Which subatomic particle carries a positive charge:
    protons only
  25. The _____ bond is when _____ electrons are shared between two atoms.
    Single covalent (bond); (2 electrons)
  26. Draw a hydrocarbon chain of 4 carbons.
    • H H H H
    • l l l l
    • H---C----C----C-----C---H
    • l l l l
    • H H H H
  27. Review hydrogencarbon ring of 5 carbons
    (look up)
  28. A hydrocarbon of 3 carbons with all single bonds will contain _____ hydroganes
  29. A 3% glucose solution contains 3g of glucose in _____ mL of solution.
  30. Which is an example of a molecule with a carboxyl functional group?
  31. An example of a molecule that is hydrophobic is:
    • (1) An ion such as Cl-
    • (2) A hydrocarbon such as benzene C6H6
  32. The hydrogen bond is formed between _____.
    The hydrogen of one water molecule & the oxygen of another
  33. When H2SO4 is diluted in water, the following occurs:
    H2SO4 --> 2H+ + SO4-Therefore, the H2SO4 is an acid because:
    Two H+ ions are released
  34. A solution of pH 7 has a concentration of H+ of _____ and is _____.
    10-7 : neutral
  35. Buffers are substances which help resist shifts in pH by _____.
    Releasing hydrogen ions in basic solutions
  36. Enzyme speed up the rate of reactions by _____.
    Decreasing the Energy of Activation
  37. A catabolic reaction _____.
    Releases energy that is captured as ATP
  38. You are looking for a competitive inhibitor for an enzyme. There for you are looking for a molecule that:
    Will bind in the active site of the enzyme
  39. Which of the following will change that rate of reaction for an enzyme?
    • (1) change the pH of the solution
    • (2) changing the temperature of the reaction
    • (3) Changing the concentration of substrate
  40. The sequence of homeostatic control are:
    Receptor --> Control Center --> Effector
  41. Which factors will speed p the rate of diffusion of molecules
    • Increasing the temperature
    • Increasing the concentration of the molecules
    • Moving from a solid to a liquid state of moleculesMoving from a liquid to a gas state of molecules
  42. Which statements are true for RBCs placed in water?
    • Water will enter the cells causing swelling
    • The cells are hypertonic compared to the water outside
    • There is net movement of water across the cell membraneThis process does not require energy in the form of ATP
  43. Passive & active transport of molecules across membranes are accomplished by what kinds of molecules?
  44. Which statements are true for active transport?
    • Molecules move from an area of lower concentration to higher concentration
    • Molecules move up the concentration gradient
    • The process requires ATPIons pumps are usually used
  45. DNA polymerase is that molecules that will:
    Replicate DNA in the nucleus of eukaryotesUse the parent strand of DNA as a template
  46. Which is true regarding RNA?
    • RNA is transcribed from DNA
    • RNA has ribose & phosphate in its backbone
    • RNA is single strandedRNA uses the nucleotides A, C, G, U
  47. During translation, the antidote on a(n) _____ pairs with the codon on mRNA.
  48. The products of translation are:
Card Set
BIOL Assessment
Review for Biology Assessment - ACC Anatomy & Physiology Entrance