Bio 112 Test 1, Part 1

54 Questions

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Bio Quizzes & Trivia

Bio 112, Test 1, Part 1


Questions and Answers
  • 1. 
    Ernst Mayr developed the ____________ ____________ concept in 1942, which states that species are members of populations that potentially interbreed in nature, not according to similarity of appearance.
  • 2. 
    Who is the father of taxonomy?
  • 3. 
    What are two key features of Linne's taxonomic system?
  • 4. 
    What is Linne's taxonomic system based on?
  • 5. 
    What were the original five taxonomic kingdoms?
  • 6. 
    What were the first three domains?
  • 7. 
    ____________ is the evolutionary history of a species or group of related species.
  • 8. 
    The discipline of ________ classifies organisms and determines their evolutionary relationships.
  • 9. 
    Systematists use ______, _______, and _______ data to infer evolutionary relationships.
  • 10. 
    Systematists depict evolutionary relationships in branching _____ trees.
  • 11. 
    ______ ______ are groups that share an immediate common ancestor.
  • 12. 
    A phylogenetic tree represents a _____ about evolutionary relationships.
  • 13. 
    A taxonomic unit at any level of hierarchy is called a _____.
  • 14. 
    Systematists have proposed the _____, which recognized only groups that include a common ancestor and all its descendants. 
  • 15. 
    A PhyloCode is also known as a _________ __________.
  • 16. 
    Modern systematic says that Linnaean classification and phylogeny can _____ each other.
    • A. 

      Lead to

    • B. 

      Be the same as

    • C. 

      Equal

    • D. 

      Differ from

  • 17. 
    _____base classification on quantifiable measurements.
  • 18. 
    _____ _____ systematists use phylogeny and phonetic measurements to produce classifications.
  • 19. 
    _____ _____ founded classical evolutionary systematics.
  • 20. 
    _____ group organisms only by common descent.
  • 21. 
    A _____ is a group of species that includes an ancestral species and all of its descendants.
  • 22. 
    A clade is a...
    • A. 

      Paraphyletic grouping

    • B. 

      Monophyletic grouping

    • C. 

      Polyphyletic grouping

  • 23. 
    _____ is similarity due to shared ancestry.
  • 24. 
    _____ is similarity due to convergent evolution.
  • 25. 
    Another term for analogy is _____.
  • 26. 
    In which group do species appear somewhat similar, but development and underlying structure is different?
    • A. 

      Homology

    • B. 

      Analogy

  • 27. 
    _____ _____ characteristics originated in the ancestor of the taxon.
  • 28. 
    _____ _____ chracteristics are evolutionary novelties unique to a particular clade.
  • 29. 
    Can a character be both ancestral and derived?
  • 30. 
    A grouping that consists of the ancestor species and all its descendant species.
  • 31. 
    A grouping that consists of an ancestral species and some, but not all, of the descendants.
  • 32. 
    A grouping that consists of various species that lack a common ancestor.
  • 33. 
    _____ _____ assumes that the tree that requires the fewest evolutionary events is the most likely.
  • 34. 
    _____ _____ states that, given certain rules about how DNA changes over time, a tree can be found that reflects the most likely sequence of evolutionary events.
  • 35. 
    The principle of parsimony (Occam's Razor) includes maximum _____ and maximum _____.
  • 36. 
    _____ _____ states that much evolutionary change in genes and proteins has no effect on fitness.
  • 37. 
    _____ _____ states that the rate of molecular change in genes and proteins should be regular like a clock.
  • 38. 
    What type of organism is always unicellular?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 39. 
    What type of organism has DNA located in the nucleus?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 40. 
    What type of organism has no membrane bound organelles?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 41. 
    Which type of organism always reproduces asexually?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 42. 
    Which type of organism has cell walls made of cellulose or chitin or has no cell wall at all?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 43. 
    Which type of organism has cell walls made of peptidoglycan or a peptidoglycan-like material?
    • A. 

      Prokaryotic

    • B. 

      Eukaryotic

  • 44. 
    _____ ____ is the microbiologist that found that the prokaryotes had differences and should be separated.
  • 45. 
    Standard prokaryotes
    • A. 

      Bacteria

    • B. 

      Archaea

    • C. 

      Eukarya

  • 46. 
    Tend to live in extreme conditions.
    • A. 

      Bacteria

    • B. 

      Archaea

    • C. 

      Eukarya

  • 47. 
    Archean similarities to _____ include introns in genes and rRNA genes
    • A. 

      Bacteria

    • B. 

      Eukarya

  • 48. 
    Archaean similarities to _____ include ribosome size
    • A. 

      Bacteria

    • B. 

      Eukarya

  • 49. 
    Spherical bacteria
    • A. 

      Cocci

    • B. 

      Bacilli

    • C. 

      Spirillum

  • 50. 
    Spiral shaped bacteria
    • A. 

      Cocci

    • B. 

      Bacilli

    • C. 

      Spirillum

  • 51. 
    Rod shaped bacteria
    • A. 

      Cocci

    • B. 

      Bacilli

    • C. 

      Spirillum

  • 52. 
    More than two taxa that share a recent common ancestor (cannot immediately tell which two are closer).
  • 53. 
    Cell wall is a thick layer of peptidoglycan.
    • A. 

      Gram Positive

    • B. 

      Gram Negative

  • 54. 
    Has a thinner peptidoglycan cell wall plus an outer membrane.
    • A. 

      Gram Positive

    • B. 

      Gram Negative