The enzyme polynucleotide phosphorylase randomly assembles nucleotides into a polynucleotide polymer. You add polynucleotide phosphorylase to a solution of adenosine triphosphate and guanosine triphosphate. How many artificial mRNA 3 nucleotide codons would be possible?
A)3
B)4
C)8
D)16
E)64

Question

Quizplus · Accepted Answer

There are 2 types of nucleotides (A and G), and each codon is 3 nucleotides long. Therefore, the number of possible codons is 2^3 = 8.

The Enzyme Polynucleotide Phosphorylase Randomly Assembles Nucleotides into a Polynucleotide