Blood is a tissue. The blood cells are suspended in a liquid. Which row names this liquid and describes it correctly?
Fibrin, a mesh of protein fibres
Serum, a clear pale yellow fluid
Plasma, a straw-coloured liquid
Lymph, a pale watery body fluid
179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.