Medical Quiz

DNA, RNA, Proteins Quiz

How many strands does RNA have?

A. One

B. Two

C. Three

D. Four

Select your answer:
     


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What is a codon?

A. A sequence of three nitrogen bases in DNA that specifies an amino acid

B. A sequence of three nitrogen bases in tRNA that corresponds to an amino acid

C. A sequence of three nitrogen bases in mRNA that specifies an amino acid

D. A sequence of three nitrogen bases in rRNA that forms part of the ribosome



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