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Q. The given graph shows thechange in DNA content during various phases (A to D) in a typical mitotic cell cycle. Identify the phases and select the correct option. A B C dBiology Question Image

Cell Cycle and Cell Division

Solution:

During G 1 phase, DNA content is 2C. S phase is marked by replication of DNA and the amount of DNA per cell is doubled. During G 2 phase, synthesis of RNA and proteins takes place. During mitosis, DNA content gets equally distributed among two daughter cells.