Chapter 1 Review

123456
Across
  1. 3. cell A cell contains chloroplasts, a large central vacuole, and cellulose cell walls.
  2. 5. A cell contains ribosomes but lacks a nucleus and membrane-bound organelles.
  3. 6. If all mitochondria are removed from a eukaryotic cell, the process most severely affected will be.
Down
  1. 1. Organelle involved in a mutation that prevents the formation of spindle fibers during cell division.
  2. 2. apparatus A liver cell produces many digestive enzymes for secretion into the bloodstream. Before secretion, these proteins are modified and packaged by this organelle.
  3. 4. Scientists discover an infectious particle that consists only of genetic material enclosed by a protein coat and can reproduce only inside living cells.