Multiple choice Which of the following are pyrimidine nucleotides? Adenine and Cytosine Guanine and Thymine Cytosine and Thymine Adenine and Guanine Reveal answer Fill a bubble to check yourself C Correct answer Explanation Three nucleobases found in nucleic acids Cytosine (C), Thymine (T) and Uracil (U) are pyrimidine derivatives.