Dann ArmaniThe Cell CycleWhat controls the life and development of a cell?Why?An old piece of poetry says "to everything there is a season ...a tune to be bom. a time to die.For cells,the line might say "a time to divide and a time to grow." In multicellular organisms, different types ofcells have different roles and need to complete specific tasks. For example, a cell that isn't large enough isnot useful for storing nutrients for later, but a cell that is too large will not be useful for transportationthrough a tiny capillary. In this activity. you will learn about the seasons of a cell's life, and in turn betterunderstand how organisms function.1. How many phases are in the cell cycle as shown in the diagram in Model 1?4 ptusBs2. Starting at the starred cell, what is the order of the stages of a cell's life?G 1 . S . G 2and than Mrtasls3. During which phase does the size of the cell increase?G1 phase4. During which phase does the number of cells increase?Miletic Ei'niscPreview Mode
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