mRNA translation

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Which of the following nitrogenous bases are pyrimidines normally present in DNA?

A) Adenine

B) Cytosine and thymine

C) Guanine

D) Guanine and cytosine

E) uracil

) Guanine

) Cytosine and uracil

) Thymine

) cytosine

) Cytosine

) Thymine

) Adenine and guanine

) Adenine

) thymidine

) Uracil

) adenine

) Cytosine

) guanine

) Thymine and uracil

) Uracil

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