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of 613 available terms
(13 exact duplicates found)

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5 Written questions

5 Matching questions

  1. mutagen
  2. mantle
  3. allopatric speciation
  4. R plasmid
  5. K-selection
  1. a a bacterial plasmid that carries genes for enzymes that destroy particular antibiotics, thus making the bacterium resistant to the antibiotics
  2. b a chemical or physical agent that interacts with DNA and causes a mutation.
  3. c in a mollusc, the outgrowth of the body surface that drapes over the animal. The mantle produces the shell and forms the mantle cavity.
  4. d the formation of a new species as a result of an ancestral population's becoming isolated by a geographic barrier
  5. e the concept that in certain populations, life history is centered around producing relatively few offspring that have a good chance of survival

5 Multiple choice questions

  1. the general term for a fungal infection
  2. a gene that codes for a protein, such as a repressor, that controls the transcription
  3. a member of the green algal group that shares two ultrastructural features with land plants; they are considered the closest relatives of land plants
  4. on a tRNA molecule, a specific sequence of three nucleotides that is complimentary to a codon triplet on mRNA.
  5. an experimental mating of individuals differing at one genetic locus

5 True/False questions

  1. ecological footprinta method of using multiple constraints, including food, fuel, water, housing, and waste deposits, to estimate the human carrying capacity of the Earth


  2. culturemember of the clade of amniotes that includes including snakes, lizards, turtles, crocodilians, and birds, along with a number of extinct groups such as dinosaurs.


  3. sensitive perioda change in the gene pool of a population due to chance


  4. water molda fungus-like protists in the stramenophile clade


  5. taxisone of a great variety of protists, most of which are unicellular or colonial photosynthetic autotrophs with chloroplasts containing the pigment chlorophyll a; heterotrophic and multicellular protists closely related to unicellular autotrophs are also regarded as this


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