An acronym for change would be preserve because that means keep
Is there a list to pick from
The name for a huge sheet of ice covering many square miles is an Ice Cap.
A sudden blockage of a blood vessel by a foreign object would be called an "embolism".
Genetically modified crops are produced through an organism that undergone changes in its DNA using the process of Genetic Engineering. Genetically foods are being generated and tested inside a laboratory. A natural tastes and feature of a food is being change into something different in tastes and feature.