2 GCSE resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter GCSE Subject Science Exam board OCR TopicClear filter B1 You and your genes Biology Cells Genetic variation The human body Resources Crossword Flashcards Mindmap Multi-tool Quizsearch Gene, Chromosomes and DNA GCSE, Science Mindmap 5.0 / 5 B1 You and your genes GCSE, Science 38 flashcards 4.0 / 5 Search again