Onychogryphosis, also known as âramâs horn nails,â is a condition in which the toenails become thickened and the curve of the nails becomes more severe, making them difficult to cut and causing them to grow into a long, curved shape resembling a ramâs horn.
Scientific taxonomy. Basic level categories, or generic level categories, are those categories in a folk taxonomy which are most culturally salient, and meet our basic cognitive needs the best.cientific taxonomy. Basic level categories, or generic level categories, are those categories in a folk taxonomy which are most culturally salient, and meet our basic cognitive needs the best.
A Levels  is the examination taken by students of Post-Secondary Education or Pre-University Education in the United Kingdom, Commonwealth countries or regions associated with the British curriculum. Similar to the GCE 'O' Level, the GCE 'A' Level is also a subject-based qualification.