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Sunday, February 8, 2009

my oh my! we're doing mieosis!!! :O

hello blog peepl!!! :) SO in science class this week we began our journey into the exciting world of meiosis, aka sexual reproduction, WOO HOO. well lets see we made our prediction of how it works and unfortunately i cant give u pic of that but it was basically this: XX hahaha cleverly using the x's and greater/less than
X symbols to show you since i cant do pic! so smarticle!
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this beautiful thing here came from brians blog which is deffinently worth checking out so too get there click please!

and if that doesn't work just go to blogs i follow and find it :P but yeah it was homolugues pairs, chromosome pairs, chromatid pairs...i think :o um just tell me if thats wrong and ill fix it ^_^
ok we also did the an activity pretty similair to the one we did for mitosis, u know that cells alive thing? her it is: linklink!
yeah ok.
well the activity we did was to do all the stages of the exciting process so heres what me and maggie got:

1) Interphase: regular cell (yippee)

2) prophase/prometaphase: chromosomes cross over

3) metaphase: spindle fibers line the homologues pairs in the middle of the cell.

4) anaphase: centromere splits and the sister chromotids are pulled apart

5) telophase: the cell starts to split into 2

6) cytokenesis: 2 cells are produced

7) interphase 2: 2 cells (oh, but it doesnt and there!) ;D

8) prophase/prometaphase 2: Centrosome and spindle fibers move to opposite poles

9) metaphase 2: spindle fibers line up chromosome in center of cell

10) anaphase: chromoatids seperate and begin moving away from the center

11) telophase 2: cells start to split

12) cytokenesis 2: 4 cells are produced

and thats that.
now if you look on the other side of that sheet there's the venn diagram thing comparing meiosis and mitosis this is what i did (yes, i realize we did this first, but if you know anything about me you know that i'm not at all orderly or organized so were doing it second) ;)

Meiosis: • sexual reproduction • combining of *2 cells • haploid cells • sperm&egg


mitosis: • asexual reproduction • splitting of *one cell • diploid cells
both: • reproduction • creating new organism • centrioles

we also did a few little definition type things but y dont we just skip that 4 all our happinesses??? ;) well thats alli got in me 4 today LOL so here are some links to a few blogs a heck of alot better than mine :) :) :)

if you want to see the wonderful universe of Cake click the red thingy!!! •
if you'd want to see Dan H's wonderful colorful blog click the blue thing! •
if you missed the link b4 click the green dot for brian C's blog! •
to see the razzle dazzle blog of robin click the purple dot!!! •

well thats all my pets, i will see you all tomorrow!
bi bi!!!


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