Biology 9700 · AS & A Level · Structure of nucleic acids and replication of DNA

Structure of nucleic acids and replication of DNA — practice question

The table displays the percentages of bases in DNA from different cell types. What valid deduction can be made from these data?

  • AAll cells from the same species have approximately the same content of DNA.
  • BSmall differences in DNA from different cells have large effects.
  • CThe four bases show complementary base pairing.
  • DThe structure of DNA is different in yeast and animal cells.

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