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MITOSIS.

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Presentation on theme: "MITOSIS."— Presentation transcript:

1 MITOSIS

2 WHAT PHASE IS SEEN HERE?

3 TELOPHASE

4 Chromatin condenses into chromosomes; nuclear membrane breaks down

5 PROPHASE

6 WHAT PHASE IS SEEN HERE?

7 METAPHASE

8 Sister chromatids separate and move to opposite poles.

9 ANAPHASE

10 WHAT PHASE IS SEEN HERE?

11 PROPHASE

12 Chromosomes line up in the middle; spindle fibers connect to centromere.

13 METAPHASE

14 WHAT PHASE IS SEEN HERE?

15 ANAPHASE

16 Chromosomes gather at opposite ends of the cell and two new nuclear membranes form. 

17 TELOPHASE

18 (Make sure to include I or II in your answer!)
MEIOSIS (Make sure to include I or II in your answer!)

19 Spindle fibers pull homologous chromosomes towards opposite ends of the cell.

20 ANAPHASE I

21 WHAT PHASE IS SEEN HERE?

22 METAPHASE II

23 Spindle fibers separate chromosomes; chromatids are pulled to opposite side.

24 ANAPHASE II

25 WHAT PHASE IS SEEN HERE?

26 PROPHASE I

27 WHAT PHASE IS SEEN HERE?

28 ANAPHASE I

29 Chromosomes are randomly arranged; nuclear membrane begins to disappear. Centrioles and spindle fibers appear.

30 PROPHASE I

31 Homologous chromosomes line up in the middle of the cell

32 METAPHASE I

33 WHAT PHASE IS SEEN HERE?

34 TELOPHASE I

35 Crossing over occurs

36 PROPHASE I

37 WHAT PHASE IS SEEN HERE?

38 METAPHASE I

39 Two nuclear membranes form. The cell begins to separate into two cells.

40 TELOPHASE I

41 WHAT PHASE IS SEEN HERE?

42 ANAPHASE II

43 Four nuclear membranes form. Four non identical cells begin to separate.

44 TELOPHASE II

45 WHAT PHASE IS SEEN HERE?

46 TELOPHASE II


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