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of 613 available terms
(13 exact duplicates found)

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5 Written questions

5 Matching questions

  1. heterozygous
  2. convergent evolution
  3. flatworm
  4. chaparral
  5. reproductive barrier
  1. a a biological feature of a species that prevents it from interbreeding with other species even when populations of the two species live together
  2. b having two different alleles for a given gene
  3. c 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
  4. d 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. e a member of phylum Platyhelminthes.

5 Multiple choice questions

  1. a virus that has appeared suddenly or has recently come to the attention of medical scientists.
  2. a biome at the northernmost limits of plant growth and at high altitudes, characterized by dwarf woody shrubs, grasses, mosses, and lichens
  3. a bottom-dwelling marine chelicerate, a member of the phylum Arthropoda.
  4. a cancer-causing gene; usually contributes to malignancy by abnormally enhancing the amount or activity of a growth factor made by the cell
  5. the general term for a fungal infection

5 True/False questions

  1. endemic speciesa species of organism whose distribution is limited to a specific geographic area


  2. migrationlearning not to respond to a repeated stimulus that conveys little or no information


  3. sporangiuma capsule in fungi and plants in which meiosis occurs and haploid spores develop


  4. photoheterotrophan organism that obtains energy from sunlight and carbon from organic sources


  5. chytridmember of the fungal phylum Chytidiomycota, mostly aquatic fungi with flagellated spores that probably represent the most primitive fungal lineage