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7 Cards in this Set

  • Front
  • Back
formation of new species
reproductive isolation
the members of 2 populations cannot interbreed and produce fertile offspring
behavriol isolation
2 populations are cable of interbreeding but have different courtship rituals or other reproductive strategies that involve behavior
geographic isolation
two populations are seperated by geographical barriers such as rivers, mountains, or bodies of water
temtoral isolation
two or more species reproduce at different times
Six steps in speciation
1. Founders arrive
2. Separation of populations
3. Changes in the gene pool
4. Reproductive isolation
5. Ecological competition
6. Continued evolution
How is reproductive isolation related to the formation of new species?
As new species evolve, populations become reproductively isolated from each other.