Bio 106-Test 3

5 Written Questions

1. includes the most recent common ancestor of the group and some(but not all) of its descendants
2. yes
3. rubella, variola, papillomavirus, herpes 1, molluscum contagiosum
4. deep in the sea
5. based on skeleton

5 Matching Questions

1. protostomes have what type of symmetry?
2. saprophytes are what ________ and do what ______?
3. What shape are cocci?
4. What do bacteria(prokaryotes) fix that is converted from ammonia and released back into the air or available for plants that helps society?
5. what phylum can cause Guinea worm disease?

1. a nematoda
2. b fungi that degrade dead organisms
3. c nitrogen
4. d bilateral
5. e spheres

5 Multiple Choice Questions

1. multicellular
   1. What are the 6 kingdoms?
   2. What are the 3 domains?
   3. parazoa are truly multi or uni?
   4. What are stromatolites purpose?
2. increased levels of oxygen in the ocean, evolution of predation(light/movement sensing organs and armor)
   1. what are the two hypotheses that describe why the cambrian exlposion happened?
   2. what were the characteristics of robust australopithecines?
   3. what are the molecular approaches to classifying prokaryotes?
   4. what are the three types of amphibian groups today?
3. it is a potent oncolytic virus that kills cancer cells while leaving healthy tissues unharmed
   1. Why are viruses not organisms?
   2. what are the four features that define body plan?
   3. Protists can be phototrophs. what does this mean?
   4. another example, a good use for viruses is OncoVEX. what does this virus do?
4. someone who has it urinates/poops into water source, eggs are released and infect snails, drink it in from the water, flat worms go into liver
   1. What are the 3 domains?
   2. How does cyoplasm flow in fungi?
   3. What are the 6 kingdoms?
   4. how do you get schistosomiasis?
5. keratin that extend from follicles used for insulation,camoflauge,sensory structure
   1. what is a diploblasts?
   2. what is mammalian hair made of?
   3. do all animals have movement?
   4. what animals have bone skeletons?

5 True/False Questions

1. how does lysogenic cycle work? → DNA segment from the virus(prophage) integrates with host cell DNA

   True        False

2. when was the genus Homo started? → about 2 mya

   True        False

3. Why are viruses not organisms? → not cells
   not made up of cells
   can't make own ATP,amino acids,nucleic acids
   can't carry out transcription and translation alone
   lack cellular structure/plasma membrane
   lack independent metabolism

   True        False

4. what does the lysogenic cycle do? → DNA segment from the virus(prophage) integrates with host cell DNA

   True        False

5. what is the endosymbiotic theory? → mitochondria/chloroplasts are derived from free living bacteria that became incorporated into early cells

   True        False