Biology 9700 · AS & A Level · Replication and division of nuclei and cells

Replication and division of nuclei and cells — practice question

A mutation takes place in a gene and stops telomerase from being produced. What effect would this mutation have if it occurred in bone marrow stem cells?

  • Aa rapid increase in the production of lymphocytes
  • Ba tumour grows in the bone marrow
  • Cbone marrow stem cells eventually no longer divide
  • Dthe total blood cell count will be unchanged

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