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of 613 available terms
(13 exact duplicates found)

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5 Written questions

5 Matching questions

  1. alternative RNA splicing
  2. convergent evolution
  3. morphological species concept
  4. chaparral
  5. amniotic egg
  1. a a type of regulation at the RNA-processing level in which different mRNA molecules are produced from the same primary transcript, depending on which RNA segments are treated as exons and which as introns
  2. b the idea that species are defined by measurable anatomical criteria
  3. c a shelled egg in which an embryo develops within a fluid-filled sac and is nourished by yolk; produced by reptiles, birds, and egg-laying mammals, it enables them to complete their life cycles on dry land.
  4. d adaptive change resulting in nonhomologous (analogous) similarities among organisms; species from different evolutionary lineages come to resemble each other (evolve analogous structures) as a result of living in very similar environments
  5. e a biome dominated by spiny evergreen shrubs adapted to periodic drought and fires; found where cold ocean currents circulate offshore, creating mild, rainy winters, and long, hot, dry summers

5 Multiple choice questions

  1. a seafloor, or the bottom of a freshwater lake, pond, river, or stream
  2. an organism that eats secondary consumers
  3. an organic monomer consisting of a five-carbon sugar covalently bonded to a nitrogenous base and a phosphate group; they are the building blocks of nucleic acids
  4. all the genes in a population at any one time
  5. a human genetic disease caused by a dominant allele; characterized by uncontrollable body movements and degeneration of the nervous system; usually fatal 10-20 years after the onset of symptoms

5 True/False questions

  1. directional selectionnatural selection that acts against the relatively rare individuals at one end of a phenotypic range


  2. comparative anatomythe study of the body structures in different organisms


  3. ray-finned fishgenes located on the same chromosome that tend to be inherited together


  4. genomicsthe study of whole sets of genes and their interactions


  5. bryophyteone of group of plants that lack xylem and phloem; a nonvascular plant; these include mosses and their close relatives


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