OCR GCSE Combined Science A · J250
Specification B1 · Biology Paper 1, Biology Paper 2, Chemistry Paper 1, Chemistry Paper 2, Physics Paper 1, Physics Paper 2
Revise: MicroscopyA scientific drawing is a record of evidence, not an artistic picture. Choose a clear region and draw it large enough for its features to be recognised. Use a sharp pencil and clear, continuous lines, without shading or repeated sketchy strokes.