Tuesday, March 8, 2011

3/8/11 stations



Today we started class by taking out our lab sheets from yesterday. Mr. finley said then that we were going to be doing station work today. Our group first had to do station 1 which was completing questions in the textbook on page 97. Another group was at the smartboard with Mr. Finley, and the last group was online at cellsalive.com on the mitosis site. At station 1 the group went over some qustions about mitosis based on a graph with the amount of time the cell spends in each section. Some of the questions were like how long is the cell in interphase and how long is mitosis. Our group got done with all the multiple choice questions and then got to some open-ended ones about how to set up an experiment to test for mitosis while changing a ariable. We said that you could do one plant under high power light and another under low and a final one with no light.At the smart board with Mr. Finley we said that in the onion root cell we will see mitosis because the roots need to get water for the onion. We also said that the died parts in the cell are chromosomes that are seperating and that different cells can be in different stages but one cell can be inbetween two different stages. We said that in anaphase spindle fibers pull apart the chromosomes to make a new cell. We did not get to station 3 so check Tomorrows blog to see what happens on cells alive.com in stage 3.
I(n the picture above chromosomes are being seperated to make a new cell.

PH

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