Biology A (Salters-Nuffield) A-Level
Rigor mortis
What Rigor mortis means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.
Definition of Rigor mortis
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Reference: Pearson Edexcel
Muscle contraction that develops as ATP is lost and actin and myosin lock, then resolves as enzymes break the complex down, so its degree indicates time since death.
Topics that use Rigor mortis
- Topic 6: Immunity, Infection and Forensics (Pearson Edexcel A-Level)
Related terms
- Active immunity
- Agarose gel
- Alternative splicing
- Antibiotic stewardship
- Antibody
- Antigen
- Application of molecular techniques to plants and animals
- Artificial passive immunity
Using Rigor mortis in the exam
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