Key term for OCR GCSE Biology B, used in Data Analysis and Evaluation.
A unit of length equal to one-billionth (10⁻⁹) of a metre, or one-thousandth of a micrometre, typically used for measuring viruses and nanoparticles.
Nanometre (nm) appears in OCR GCSE Biology B revision content for Scientific Methodology, especially Data Analysis and Evaluation and Interconverting Units.
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