GFP is used as a marker gene because

  1. it cuts DNA
  2. it is an antibiotic
  3. cells that have taken up the gene fluoresce under UV light
  4. it kills bacteria
Answer

C) cells that have taken up the gene fluoresce under UV light

Fluorescence shows expression. AS & A Level Biology · Topic 19 Genetic Technology · 19.1 Principles of genetic technology

Biology MCQ · More A Level Biology: Genetic technology MCQs · Practise