A considerable and unanticipated plasticity of the human genome, manifested as inter-individual copy number variation, has been discovered. These structural changes constitute a major source of ...

HR underlies many DNA repair processes, and is also responsible for ordered segregation of chromosomes and for generating new combinations of linked alleles at meiosis. HR is used in repair of DNA ...

The other type of cell division is called meiosis. Find out more about meiosis in this study guide and learn the difference between mitosis and meiosis. BBC Bitesize has quizzes and questions to ...

The ‘randomisation’ element comes from the random allocation of alleles during meiosis: this allows comparison between two groups who differ only by the level of the exposure—akin to treatment arms in ...