BIO II: Cell Organelles Quiz Review

  1. What organelles are found in prokaryotic cells?
  1. What is the basic structure of the cell membrane? Which molecules point inside the cell? Which point outside?
  1. The pores in the nuclear envelope allow for the movement of what types of molecules?
  1. What is the function of the Nucleolus?
  1. Cells that produce secretory products would contain a large number of which cellular organelle?
  1. Which organelles are considered part of the endomembrane system?
  1. How can a Plant cell grow larger? (What is the primary mechanism?)
  1. What are the 3 types of proteins that are considered a part of the fluid mosaic model?
  1. What are the functions of the various proteins found in the plasma membrane? (There are 6)
  1. Microtubules are components of what cellular structures? (There are 3)
  1. What is the purpose of cholesterol in the cell membrane?
  1. Which organelles are exclusive only to Plant cells?
  1. Which organelle is being described?
  • A connection between cells that creates impermeable layers:
  • A system of fibers that maintains cell shape & anchors organelles:
  • System of flattened sacs inside chloroplasts:
  • The semi-fluid medium between the nucleus and the plasma membrane:
  • The infolding of the mitochondrial internal membrane:
  • Transports membranes and products to various cell locations:
  1. What organelle has the following function:
  • Process the products of the Rough ER:
  • Manufacture membranes and secretory products:
  • Digest macromolecules:
  • House enzymes that synthesize lipids, detoxify drugs, store & release ions
  • Maintain cell shape:
  • Store food, pump water; found in the center of plant cells:
  • Site of photosynthesis:
  • Site of cellular respiration:
  • Contain chromosomes, acts as the control center of the cell:
  • Manufactures proteins:
  • Produces rRNA, assembles ribosomes:
  1. What organelle would be matched up with the following structures:
  • A membrane network without attached ribososmes:
  • A stack of flattened sacs, has a cis and trans face:
  • A double membrane sac with cristae:
  • Surrounded by a double membrane , inner layer of protein, with pores:
  • Single membrane bound sac:
  • Round structure with multiple copies of genes for rRNA:
  • Sac with hydrolytic enzymes , acidic pH:
  • Has large and small subunits, attach to mRNA:
  • A double membrane sac containing stacks of membrane sacs:
  • A network of membranes with attached ribosomes:

16.Explain the function and structure of each of the following types of Cell Junctions:

  • Desmosomes
  • Tight Junctions
  • Gap Junctions
  • Plasmodesmata

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