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B4.3 A cell division and growth

lily bevan Biology GCSE Inglés 6 fichas

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  1. 1What are the two main phases of the cell cycle?interphase and mitosis
  2. 2What happens during the interphase?The cell grows larger, organelles are copied, and each chromosome is copied.
  3. 3What happens during mitosis?Chromosome copies are separated, the nucleus divides, and then the cell divides in two.
  4. 4When a new cell is made, what characteristics does it share with the parent cell?They have the same number of chromosomes, and the same organelles.
  5. 5How does cell division and growth sometimes lead to cancer?mutations in genes lead to uncontrollable cell division. The cell then divides many times by mitosis , eventually forming a tumour.
  6. 6What is meant when a tumour is malignant?When cells leave the tumour causing tumours elsewhere.

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GCSE (B4 - Using food & controlling growth) Biology Fichas sobre B4.3 A cell division and growth, creado por lily bevan el 21/02/2018.
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lily bevan
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