Explain haemoglobin structure and oxygen transport.

Assessment focus 92: Explain haemoglobin structure and oxygen transport.. For Mass transport in animals, this objective focuses specifically on explain haemoglobin structure and oxygen transport.. Subtopic anchor: Mass transport in animals. Use named evidence, diagrams, calculations or experimental observations when the question provides them, and link each observation to a biological conclusion. A strong answer distinguishes this objective from related ideas in Mass transport in animals by naming the process, evidence and outcome separately. Use the exact assessment boundary "Explain haemoglobin structure and oxygen transport." when deciding what evidence belongs in the answer. Synoptic links may involve other A-Level Biology topics, but the answer should return to Exchange substances official content and the exact wording of this objective. Exam-ready responses define the relevant term, apply it to the named context, use haemoglobin accurately, and finish with the biological consequence or interpretation required by the question.