Link 1:

1.  Identify the phases in the onion root tip as instructed and check your answers.

2.  Then choose one of the two bottom images.  Find the percentage of cells in each phase of the cell cycle.  Use this to estimate how much time cells spend in each phase

http://district.bluegrass.kctcs.edu/rmccane0001/shared_files/bio137website/BIO137/137Lab2/Lab2MitosisSlides.html


3.  Review the meiosis notes you took yesterday and complete any questions you do not have finished.  Use the animation below to supplement your notes if needed.

Complete your comparison of mitosis and meiosis and be prepared to discuss.  You may wish to use the following animation with illustrates the process very well.

http://www.sumanasinc.com/webcontent/animations/content/meiosis.html

4.  Discuss how meiosis itself and the crossing over that occurs in it could lead to new gene combinations.

5.  Use the link below to review Punnett squares and the terminology associated with them.  After completing the program, explain how meiosis and crossing over allows for genes to assort independently

.http://www.quia.com/files/quia/users/donnadeitrich/Punnett.exe