which statement correctly compares nucleic acids and carbohydrates?\nthey both contain carbon, but only…

which statement correctly compares nucleic acids and carbohydrates?\nthey both contain carbon, but only nucleic acids contain hydrogen.\nthey both contain carbon, hydrogen, and oxygen in a 1:2:1 ratio.\nthey both contain carbon, but only carbohydrates contain oxygen.\nthey both contain carbon, but only nucleic acids contain phosphorous.

which statement correctly compares nucleic acids and carbohydrates?\nthey both contain carbon, but only nucleic acids contain hydrogen.\nthey both contain carbon, hydrogen, and oxygen in a 1:2:1 ratio.\nthey both contain carbon, but only carbohydrates contain oxygen.\nthey both contain carbon, but only nucleic acids contain phosphorous.

Answer

Brief Explanations:

  • Nucleic acids (like DNA and RNA) have elements C, H, O, N, P. Carbohydrates (e.g., glucose) have C, H, O.
  • First option: Both nucleic acids and carbohydrates contain H, so it's wrong.
  • Second option: 1:2:1 ratio is for carbohydrates (e.g., (C_6H_{12}O_6)), not nucleic acids.
  • Third option: Both contain O, so it's wrong.
  • Fourth option: Correct as nucleic acids have P and carbohydrates don't.

Answer:

They both contain carbon, but only nucleic acids contain phosphorus.