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5 Written Questions

1. type of spore formed when a bacterium produces a thick internal wall that encloses its DNA and a protion of its cytoplasm
2. type of asexual reproduction in which an organism replicates its DNA and divides in half, producing two identical daughter cells
3. rod shaped prokaryotes
4. process in which a virus enters a cell, makes a copy of itself, and causes the cell to burst
5. a preparation of weakened or killed pathogens

5 Matching Questions

1. pathogens
2. antibiotics
3. prion
4. obligate anaerobes
5. viroids

1. a disease causing agents
2. b single-stranded RNA molecules that have no surrounding capsids
3. c compounds that block the growth and reproduction of bacteria
4. d organisms that must live in the absence of oxygen
5. e protein infectious particles

5 Multiple Choice Questions

1. organism that uses energy from sunlight to convert carbon dioxide and water to carbon compounds
   1. photoautotroph
   2. chemoheterotrophs
   3. chemoautotrophs
   4. photoheterotrophs
2. organisms that are able to function in different ways, depending on their environment with or without oxygen
   1. facultative anaerobes
   2. obligate anaerobes
   3. obligate aerobes
   4. bacteriophages
3. the viral DNA that is embeded in the host's DNA
   1. pathogens
   2. prion
   3. prophage
   4. prokaryotes
4. particles of nucleic acid, protein, and in some cases lipids
   1. viruses
   2. viroids
   3. retroviruses
   4. capsid
5. spherical prokaryotes
   1. capsid
   2. cocci
   3. vaccine
   4. bacilli

5 True/False Question

1. capsid → spherical prokaryotes
   

   True        False

2. prokaryotes → disease causing agents
   

   True        False

3. photoheterotrophs → organism that must take in organic molecules for both energy and carbon
   

   True        False

4. spirilla → rod shaped prokaryotes
   

   True        False

5. lysogenic infection → process in which a virus enters a cell, makes a copy of itself, and causes the cell to burst
   

   True        False