A-LevelBiologyInherited changeMay/June 2024Paper 4 Q510 Marks
The gene BRCA1 is expressed in breast tissue and in several other tissues of the body. BRCA1 codes for a tumour suppressor protein. This protein is involved in either repairing damaged DNA, or in triggering the death of a cell if DNA cannot be repaired. Some mutations in BRCA1 are associated with an increased risk of developing breast cancer.
✓ Correct Answer
The correct answer is —. This question tests the candidate's understanding of inherited change within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🔒
Unlock the Examiner's Answer
Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep