Bio 171

• Respiration is a catabolic process.

  • True or False


  True
• What is the measure of hydrogen ion concentration?

  1. Acid
  2. Base
  3. Buffer
  4. pH
  5. Micro moles

  pH
• A sodium atom has a mass number of 23. Its atomic number is 11. How many electrons does it have if it is not an ion?

  1. 11
  2. 12
  3. 22
  4. 23
  5. 34

  11
• Atomic mass is equal to the mass of charged { } plus mass of uncharged neutrons.

  protons
• In cells, what is usually the immediate source of energy for an endergonic reaction?

  1. glucose
  2. as spontaneous reactions, endergonic reactions do not need an addition of energy
  3. ADP
  4. ATP
  5. Sugar

  ATP
• Which of these is a polysaccharide?

  1. Sucrose
  2. Glucose
  3. Galactose
  4. Lactose
  5. Cellulose

  cellulose
• A fatty acid with double or triple bonds in its carbon is said to be { } fatty acid.


  unsaturated
• A type of protein critical to all cells is organic catalysts called ______

  1. nutrients
  2. feedback activators
  3. metabolites
  4. enzymes
  5. feedback inhibitors

  enzymes
• A white blood cell engulfing a bacterium is an example of _____.

  1. pinocytosis
  2. receptor-mediatedendocytosis
  3. exocytosis
  4. phagocytosis
  5. facilitated diffusion

  phagocytosis
• Transport across membrane is facilitated by proteins embedded in the membrane. Which figure represents a channel protein?

  1. Figure A
  2. Figure B
  3. Figure C
  4. Figure D
  5. Figure A and C

  
• 1. Provide descriptive label for indicated parts of the cell.
  2. Letter A shows
  3. Letter B shows
  4. Letter C shows
  5. Letter D shows
  6. Letter E shows
  7. Letter F shows
  8. Letter G shows
  9. Letter H shows
  10. Letter K shows
  11. Letter M shows