Which of the following is a definition of a codon?
a. a complimentary pair of hydrogen bonded bases in RNA
b. a sequence of three bases on RNA that directs incorporation of a specific amino acid into a protein
c. a complex between DNA and RNA
d. RNA found in the ribosome, the site in cells where synthesis of proteins takes place
Question 2
Which of the following is a definition of messenger RNA (mRNA)?
a. RNA found in the ribosome, the site in cells where synthesis of proteins takes place
b. RNA which carries a specific amino acid to the site of protein synthesis
c. RNA which has coded genetic information
d. RNA which signals cell death
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