Questions and lessons can't be printed or saved as a PDF.

MRCPsych · Paper A

Log in

A friend sent you this.

Pick your answer. Then see why.

A single nucleotide substitution changes a codon so that a different amino acid is incorporated into the resulting protein. Which mutation type is this?

Choose one answer

Every option explained.

Built by a doctor who sat these exams.

Not affiliated with the Royal College of Psychiatrists.