“Perhaps the feelings that we experience when we are in love represent a normal state. Being in love shows a person who he should be.”

Anton Chekhov (1860 - 1904)

Review Chapter 7-BioI

1.  The smallest unit of life is the ______

2.  The major difference in structure between prokaryotic cells and eukaryotic cells is that prokaryotic cells lack ______

3.  Give the function of each of the following organelles:

  1. Chloroplast ______
  2. Cell membrane ______
  3. Nucleus ______
  4. RER ______
  5. SER ______
  6. Ribosome ______
  7. Mitochondrion ______
  8. Golgi apparatus ______
  9. Lysosome ______
  10. Nucleolus ______

4.  Two organelles that contain organelle DNA are:

  1. Mitochondria and chloroplast
  2. Mitochondria and lysosome
  3. Lysosome and chloroplast
  4. Lysosome and peroxisome

5.  Some cells use ______for movement.

  1. Flagella
  2. Cilia
  3. Pili
  4. All of the above

6.  The cell membrane is a ______bi-layer

  1. Sugar
  2. Lipid
  3. Phosopholipid
  4. Protein

7.  Label the phosphate groups and the fatty acid chains:

8.  Diffusion is:

  1. The movement of stuff from low concentration to high concentration.
  2. The movement of stuff from high concentration to low concentration.
  3. The movement of water from low concentration to high concentration.
  4. The movement of water from high concentration to low concentration.

9.  Draw arrows representing the movement of water and label the solution hypotonic, hypertonic, or isotonic.

10.  Draw arrows representing the movement of water and label the solution hypotonic, hypertonic, or isotonic.

11.  Draw arrows representing the movement of water and label the solution hypotonic, hypertonic, or isotonic.

12.  If a cell is living in a hypotonic environment for too long, the cell will die of:

  1. Lysis
  2. Dehydration

13.  Unicellular organisms contain ______cell.

14.  Multicellular organisms contain ______cells.

15.  Name the shapes of bacteria and give an example of an organism with that shape

______

16.  Often bacteria have armor and cell walls. Complete the analogy-

______is to a fence around the school as ______is to a bio-dome around the school

17.  Bacteria are eukaryotic/prokaryotic (circle one).

18.  Correctly give the six types of protistas

  1. ______Uses a pseudopod
  2. ______Uses flagella
  3. ______Uses cilia
  4. ______No movement and doesn’t fit the last two categories.
  5. ______
  6. ______

19.  There are this many types of fungi in the kingdom. ______

20.  The types of fungi are divided by ______details.

21.  This organelle is only found in cells that can make their own food from sunlight. ______

22.  Add the following labels to the diagram of the plasma membrane shown below. protein molecules; protein channel; double layer of phospholipid molecules

23.  Below is a diagram of red blood cells surrounded by IV fluid. How many solvent molecules are in the red blood cell? ______

How many solute molecules are in the IV fluid? ______

The membrane is permeable to water only, which direction will water flow (if at all)? ______

Is the IV fluid hypotonic, hypertonic, or isotonic? ______