Structure of DNA and RNA — Prelims Questions

Which of the following statements is INCORRECT regarding the structure of DNA?

If a double-stranded DNA molecule contains 20% Guanine, what is the percentage of Adenine in this DNA molecule?

Which of the following is NOT a component of a nucleotide?

The presence of which of the following makes RNA more reactive and less stable than DNA?

A segment of a DNA molecule has the sequence 5'-AGCTAGCT-3'. What will be the sequence of the complementary strand?

Which type of RNA is responsible for carrying specific amino acids to the ribosome during protein synthesis?