GCSE; Edexcel; Making medicines ... antibodies can be attached to dyes that will glow fluorescently close fluorescent When a chemical absorbs ultraviolet light and releases it as visible light ...

THE light-profile microscope technique, described by Tolansky1, has been adapted by us for the determination of the optical thickness of relatively thick transparent films. A transparent film ...

Our brand-new resources are written specifically to tackle the demands of the GCSE (9-1) maths. The foundation student book is now endorsed for use with the Edexcel GCSE (9-1) mathematics ...

Edexcel GCSE (9-1) mathematics. Higher. Student book. Publication date ... "Endorsed for edexcel." "Confidence - Fluency - Problem-solving - Reasoning." Access-restricted-item true Addeddate ...