11. Ben transforms into Grey Matter and manages to escape the Mechamorph. 12. Invasive BCIs are implanted directly into the grey matter of the brain during neurosurgery. 13. It has been found that grapheme-color synesthetes have more grey matter in their brain. 14. Second language proficiency and age at acquisition affect grey matter density in the brain. 15. Grey matter has been examined as a potential biological foundation for differences in intelligence.16. A redistribution of grey matter was indicated in London Taxi Drivers compared to controls. 17. Grey launched his production company Grey Matter Productions in 2013. 18. Grey matter undergoes development and growth throughout childhood and adolescence.19. The grey matter structure of the human brain, as well as retinal stimulation and neurotransmission. 20. The meta-analysis also found greater grey matter density in the average female left frontal pole.
