GM crops have had one or more genes changed, for example in order to make them resist pests better. GM food contains ingredients made from GM crops. GM is an abbreviation for (缩略=) 'genetically modified'.
Many of us may be eating food containing GM ingredients without realising it.
In Britain, GM schools receive money directly from the government rather than from a local authority. GM is an abbreviation for (缩略=) 'grant-maintained'.
GM schools receive better funding than other state schools.