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Amino acids, proteins and DNA (A-level only)

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Question 10

Which row shows a pair of bases that can link two strands of DNA with two hydrogen bonds?

Base 1Base 2AcytosineguanineBadeninethymineCadeninecytosineDguaninethymine \begin{array}{|c|c|c|} \hline & \textbf{Base 1} & \textbf{Base 2} \\ \hline \textbf{A} & \text{cytosine} & \text{guanine} \\ \hline \textbf{B} & \text{adenine} & \text{thymine} \\ \hline \textbf{C} & \text{adenine} & \text{cytosine} \\ \hline \textbf{D} & \text{guanine} & \text{thymine} \\ \hline \end{array} ABCD​Base 1cytosineadenineadenineguanine​Base 2guaninethyminecytosinethymine​​

Row A

Row B

Row C

Row D

Amino acids, proteins and DNA (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Amino acids, proteins and DNA (A-level only)