To answer the question we need to know the meaning of a phrase and noun. A phrase is a group of words that stand together and form a grammatical unit. A noun is the name of a person, animal, place, or thing. Given these definitions, the sentence has been filled thus;
- Although they have changed the face of farming in the USA, genetically modified crops are still regarded with deep skepticism in the UK where the emphasis remains on "natural" products.
In this sentence, genetically modified crops have undergone changes in their fundamental structure and are not wholly accepted by people in the United Kingdom, whereas, Americans have accepted these crops to a large extent.
So, genetically modified is a phrase while skepticism is a noun.
Learn more here:
https://brainly.com/question/20498084
