Medical Quiz

Molecular Genetics Integrated Science Quiz


What is this molecule? What does it do?

A. mRNA; carries the message from DNA to the ribosome

B. tRNA; transfers the amino acids to the polypeptide chain

C. rRNA; reads the message from the mRNA

Select your answer:
     


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What is a stop codon?

A. signals the end of a growing polypeptide chain

B. signals the start of a polypeptide chain

C. signals the mutation in a polypeptide chain

D. signals an amino acid in a polypeptide chain



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