1) SQA Highers: BBBB or more if two sittings, to include two of Biology, Chemistry, Mathematics or Physics. Standard Grades: English at Grade 3, Mathematics and Chemistry at Grade 2.
2) GCE A Levels: BBB or more if two sittings, to include two of Biology, Chemistry, Mathematics or Physics. GCSEs: English at Grade C, Mathematics at Grade B and Chemistry or Double Award Science at Grade B.
3) IB: Overall score of 32 points including HL Grade 5 in two of Biology, Chemistry, Mathematics or Physics.