I find it ironic that I had a zinc deficiency for years without realizing it... especially because I'd written a senior biology paper on the functions of zinc in human biology. (wellnessmama.com)
This is similar to the fact that most biology papers don't stake out a stance on evolution, but take it as a given. (news.mongabay.com)
My son checked the cover of his GCSE biology paper twice during the exam as he thought he must have been given the wrong paper by mistake. (schoolsweek.co.uk)