OCR GCSE Gateway Science Suite - Biology A J247 · B1.2b
The DNA double helix
- Code
- B1.2b
- In
- B1.2 What happens in cells (and what do cells need)?
- Topic
- B1 Cell level systems
- Course
- GCSE Gateway Science Suite - Biology A J247
- Board
- OCR
Grade boundaries·OCR command words
Codes and titles are read by a script from OCR's published specification and have not been checked by a person. What each point covers is in the specification itself: OCR’s specification.
Points in B1.2 What happens in cells (and what do cells need)?
- BM1.2i Rate calculations for reactions
- BM1.2ii Compound measures such as rate
- B1.2a DNA as a polymer
- B1.2b The DNA double helix
- B1.2c Nucleotides: sugar, phosphate and bases
- B1.2d Protein synthesis
- B1.2e DNA structure and protein synthesis
- B1.2f Experiments on enzyme reactions
- B1.2g Mechanism of enzyme action