BMS107 Past Test Questions
Chapter 2, Fall 2008

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1. Two abundant extracellular fluids are
   1. plasma and cytosol
   2. interstitial fluid and plasma
   3. cytosol and interstitial fluid
   4. rough endoplasmic reticulum and smooth endoplasmic reticulum
   
   
2. Microtubules are
   1. involved in the movements of organelles within cells
   2. located in large numbers between the two layers of phospholipids in a membrane
   3. both of the above
   4. none of the above
   
   
3. Which one of the following is the least involved in synthesizing, packaging and secreting proteins?
   1. ribosomes
   2. vesicles
   3. rough endoplasmic reticulum
   4. smooth endoplasmic reticulum
   5. Golgi bodies (Golgi apparatus)
   
   
4. The interior of a plasma membrane, between the two layers of phospholipid "heads," is
   1. called plasma
   2. called cytoplasm
   3. called interstitial fluid
   4. a hydrophilic (water-soluble) environment
   5. a hydrophobic (water-repelling) environment
   
   
5. Which of the following lack a phospholipid membranes of their own?
   1. mitochondria
   2. intracellular vesicles
   3. rough endoplasmic reticulum
   4. smooth endoplasmic reticulum
   5. cytoskeleton (microtubules, etc.)
   
   
6. A chromosome at metaphase is _?_ a DNA molecule.
   1. thicker than
   2. thinner than
   3. equal in diameter to
   
   
7. True or false? Although often called "cell division,", mitosis is actually division of the nucleus.
   1. True.
   2. False.