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of 41 available terms

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5 Written Questions

5 Matching Questions

  1. gene flow
  2. punctuated equilibrium
  3. microevolution
  4. what's a nucleotide composed of?
  5. mutation
  1. a a phosphate-sugar base
  2. b where there are specific, extreme changes in evolution. Like a square like tree
  3. c a spontaneous change in the chemical structure of DNA
  4. d evolution of populations within a species
  5. e the transfer of alleles of genes from one population to another

5 Multiple Choice Questions

  1. the genetic makeup of a trait
  2. speciation that occurs when two or more populations of a single species are geographically isolated from each other and then diverge to form two or more new species
  3. a diploid organism whose chromosomes have two copies of the SAME allele. Opposite of heterozygous
  4. the process of cell division in which haploid gametes (eggs and sperm) are creatred
  5. where a single phenotype is favored, causing the allele frequency to continuously shift in one direction

5 True/False Questions

  1. anagenesiswhere two somewhat related species eventually form a new species

          

  2. gradualisma FEATURE of an organism CREATED by the process of natural selection.

          

  3. homologous traitsstructural similarities derived from two species with independent ancestors. Eg. a bat's wing and a human's hands

          

  4. sympatric speciationa hypothesis that speciation can result from selective pressures favoring different phenotypes within a population without geographic isolation as a factor

          

  5. phenotypethe shown trait

          

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