BIOL-1362-CH-22-26-Q_36728

Whatisallopolyploidy 23

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: zygotic and post‐zygotic reproductive isolating mechanisms. 21. What are limitations of the biological species definition? Describe the other types of species definitions. 22. Describe the processes of allopatric & sympatric speciation, respectively. By what mechanisms can sympatric speciation occur? What is allopolyploidy? 23. What are hybrid zones? How do these form? What are the three possible outcomes of a hybrid zone? 24. In terms of macroevolution, describe how the three major influences that contributed to changing life on Earth: continental drift; mass extin...
View Full Document

This note was uploaded on 08/16/2011 for the course BIOL 1361-1362 taught by Professor Any during the Spring '08 term at University of Houston.

Ask a homework question - tutors are online