Thursday, February 6, 2014

Finish up mitosis and understanding diploid cells

Chromosome models
understanding a diploid cell:
Using the models we noted what a diploid cell was.  Diploid means there are TWO of every chromosome (one from mom and one from dad).  Pairs of chromosomes are known as homologous chromosomes.


 Mitosis models

Prophase:  chromosomes condense and become visible


Metaphase:  chromosomes line up at the equator (Metaphase/MIDDLE)


Anaphase:  sister chromatids begin to pull apart
(Anaphase / APART)
Finally in telophase we have two identical nuclei

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