Biology – Senior Phase

Biology N4 and N5

The National courses in Biology mainly consist of 3 units. There is an additional added value unit (AVU) at National 4 level.

  • Cell Biology
  • Multicellular Organisms
  • Life on Earth

Additional information on the courses and assessment can be found on the following websites:

Biology N4 – BBC Bitesize

Biology N4 – SQA website

Biology N5 – BBC Bitesize

Biology N5 – SQA website

Biology N5 – SQA Understanding Standards


Higher Biology

The Higher course in Biology consists of 3 units:

  • DNA and the Genome
  • Metabolism and Survival
  • Sustainability and Interdependence

Additional information on the courses and assessment can be found on the following websites:

Biology H – BBC Bitesize

Biology H – SQA website

Biology H – SQA Understanding Standards

Biology H – scholar login

Biology presented in a fun way!

Throughout your senior phase studying Biology, your teacher may direct you to some video clips found on “You tube”. Normally, you will be given the link through Google Classroom, however there are many more available to view.

Have a look at the full set of “Amoeba Sisters” clips and select those with titles you recognise.


Advanced Higher Biology

The Advanced Higher Biology course consists of 3 units:

  • Cells and Proteins
  • Organisms and Evolution
  • Investigative Biology

Additional information on the courses and assessment can be found on the following websites:

Biology AH – SQA website

Biology AH – SQA Understanding Standards

Biology AH – scholar login