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Cell Cycle Foundations of Science. Cell Cycle Life of the cell.

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Presentation on theme: "Cell Cycle Foundations of Science. Cell Cycle Life of the cell."— Presentation transcript:

1 Cell Cycle Foundations of Science

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5 Cell Cycle Life of the cell

6 Cell Cycle Life of the cell Growth

7 Cell Cycle Life of the cell Growth DNA Duplication

8 Cell Cycle Life of the cell Growth DNA Duplication Cell Division

9 Cell Cycle Life of the cell Growth DNA Duplication Cell Division Occurs only in eukaryotic cells

10 Steps of Cell Cylces Two overall phases

11 Steps of Cell Cylces Two overall phases Interphase

12 Steps of Cell Cylces Two overall phases Interphase Mitosis

13 Steps of Cell Cylces Two overall phases Interphase: Period of cell growth and preparation and prepares the cell for mitosis Mitosis

14 Steps of Cell Cycles Two overall phases Interphase: Period of cell growth and preparation and prepares the cell for mitosis Mitosis: Process of cell division

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16 Interphase G 1 : Gap 1

17 Interphase G 1 : Gap 1 First stage of the cell cycle

18 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function

19 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients

20 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients LONGEST PHASE OF CELL CYCLE

21 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients LONGEST PHASE OF CELL CYCLE Cell increases in size and organelles increase in number

22 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients LONGEST PHASE OF CELL CYCLE Cell increases in size and organelles increase in number Specific signals (such as size, nutrients, and undamaged DNA) indicate to the cell it is time to move on to the next stage

23 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients LONGEST PHASE OF CELL CYCLE Cell increases in size and organelles increase in number Specific signals (such as size, nutrients, and undamaged DNA) indicate to the cell it is time to move on to the next stage

24 Interphase G 1 : Gap 1 First stage of the cell cycle Cell carries out normal function Muscle cells contract Intestinal cells absorb nutrients LONGEST PHASE OF CELL CYCLE Cell increases in size and organelles increase in number Specific signals (such as size, nutrients, and undamaged DNA) indicate to the cell it is time to move on to the next stage Cells will not move on unless receive specific signals

25 Interphase Synthesis (S) Phase:

26 Interphase Synthesis (S) Phase: Makes a copy of the DNA located in the nucleus

27 Interphase Synthesis (S) Phase: Makes a copy of the DNA located in the nucleus DNA becomes loosely organized

28 Interphase Synthesis (S) Phase: Makes a copy of the DNA located in the nucleus DNA becomes loosely organized By the end of this stage there are two copies of DNA in the nucleus

29 Interphase Gap 2 : G 2

30 Interphase Gap 2 : G 2 Cell continues to grow

31 Interphase Gap 2 : G 2 Cell continues to grow Normal function continues

32 Interphase Gap 2 : G 2 Cell continues to grow Normal function continues Must pass checkpoint before proceeding to mitosis

33 Label The Parts Of The Plant Cell

34 Label The Parts Of The Animal Cell

35 Label The Cell Cycle


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