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5 Written Questions

5 Matching Questions

  1. example of macro evolution
  2. micro evolution
  3. phylogenetic species concept
  4. genetic make up
  5. non disjunction
  1. a defines a species as a set of organisms with a unique genetic history
  2. b error in meiosis in which homologous chromosomes fail to separate
  3. c genotype
  4. d dinosaurs to birds
  5. e change in the populations gene pool over time, evolution on the smallest scaleā€”a generation-to-generation change in the frequencies of alleles within a population

5 Multiple Choice Questions

  1. natural selection that favors individuals with either extreme of a trait, form of natural selection in which a single curve splits into two; occurs when individuals at the upper and lower ends of a distribution curve have higher fitness than individuals near the middle
  2. the potential to interbreed and produce viable offspring, a species concept defining a species as a population or group thereof whose members potentially interbreed and produce fertile offspring
  3. in dinosaurs, feathers in dinosaurs feathers are for warmth, and flight. a non-symmetrical feather is for flight a symmetrical feather is non flight
  4. A class of common sex-linked human disorders involving several genes on the X chromosome; characterized by a malfunction of light-sensitive cells in the eyes; affects mostly males but also homozygous females
  5. what Mendel knew at the time

5 True/False Questions

  1. mechanical isolationmating does not occur due to reproductive parts not fitting together


  2. homozygousa fertilized egg, produced by the joining of a sperm and an egg


  3. natural selectionform of natural selection in which the entire curve moves; occurs when individuals at one end of a distribution curve have higher fitness than individuals in the middle or at the other end of the curve


  4. mitosisin eukaryotic cells, a process of cell division that forms two new nuclei, each of which has the same number of chromosomes, asexual


  5. anaphasefirst and longest phase of mitosis, during which the chromosomes become visible and the centrioles separate and take up positions on the opposite sides of the nucleus, 1. chromosomes coil up to package them easier to move 2. spindlefibers appear 3. the nucleus disappears


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