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of 613 available terms
(13 exact duplicates found)

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5 Written questions

5 Matching questions

  1. messenger RNA
  2. arthropod
  3. dorsal, hollow nerve cord
  4. landmark
  5. alternation of generations
  1. a a point of reference for orientation during navigation
  2. b a life cycle in which there is both a multicellular diploid form, the sporophyte, and a multicellular haploid form, the gametophyte; a characteristic of plants and multicellular green algae
  3. c one of the four hallmarks of chordates.
  4. d (mRNA) the type of ribonucleic acid that encodes genetic information from DNA and conveys it to ribosomes, where the information is translated into amino acid sequences.
  5. e a member of the most diverse phylum in the animal kingdom. These include the horseshoe crab, arachnids (e.g., spiders, scorpions, ticks, and mites), crustaceans (e.g., crayfish, lobsters, crabs, and barnacles), millipedes, centipedes, and insects. Arthropods are characterized by a chitinous exoskeleton, molting, jointed appendages, and a body formed of distinct groups of segments.

5 Multiple choice questions

  1. learning that is limited to a specific critical period in an animal's life and that is generally irreversible
  2. a group of interacting individuals belonging to one species and living in the same geographic area
  3. the region of an aquatic ecosystem beneath the photic zone, where light does not penetrate enough for photosynthesis to take place
  4. a terrestrial arthropod that has two pairs of short legs for each of its numerous body segments and that eats decaying plant matter.
  5. the system of taxonomic classification based on five basic groups: Monera, Protista, Plantae, Fungi, and Animalia

5 True/False questions

  1. domaina mutualistic association between a fungus and an alga or between a fungus and a cyanobacterium


  2. allopatric speciationthe formation of a new species as a result of an ancestral population's becoming isolated by a geographic barrier


  3. differentiationthe specialization in the structure and function of cells that occurs during the development of an organism; results from selective activation and deactivation of the cells' genes


  4. movement corridora change in the position of continents resulting from the incessant slow movement (floating) of the plates of Earth's crust on the underlying molten mantle; it has caused continents to fuse and break apart periodically throughout geologic history


  5. nuclear transplantationa technique in which the nucleus of one cell is placed into another cell that already has a nucleus or in which the nucleus has been previously destroyed


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