Key term for Edexcel GCSE Biology, used in Cells and Microscopy.
One-thousandth of a metre (10⁻³ m), acting as the baseline for the biological factor-of-1,000 metric scale.
Millimetre (mm) appears in Edexcel GCSE Biology revision content for Key Concepts in Biology, especially Cells and Microscopy and Number, Size and Scale.
Create a free account to access Edexcel GCSE Biology revision notes, track progress, and practise related key terms.
