A1.2.4—Bases form the basis of a code
Genetic information is encoded by the order of nitrogenous bases, with triplet codons providing a sequence language for protein synthesis.
- Syllabus
- First assessment 2025
- Objective
- A1.2.4
- Level
- HL
Concept essentials
- Bases form the basis of a code should be described using precise molecular vocabulary.
- Structure and information must be kept separate: backbones provide continuity while bases carry sequence meaning.
- Exam answers should match the command term and avoid adding unsupported extra claims.
ConceptIB Biology HL