Biology 5090 · O Level · Nuclear division

Nuclear division — practice question

Asexual reproduction is a process involving the cell cycle, during which the cell divides and is then followed by growth and DNA synthesis before it is ready to divide again. The diagram illustrates the stages in one full cell cycle. It takes $1.75$ hours for this cell cycle to be completed. Using the diagram, which activity in the cycle lasts $52.5$ minutes altogether?

  • Acell growth
  • Bcytoplasm divides
  • Cnucleus divides
  • DDNA synthesis

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