Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

[EX Q]: Fact: insects are in the largest phylum of invertebrates. 
Question: What are in the largest phylum of invertebrates?
[EX A]: insects.

[EX Q]: Fact: an animal requires food to grow and heal. 
Question: What does an animal require food for?
[EX A]: to grow and heal.

[EX Q]: Fact: a sperm and an egg unite in fertilization and form a diploid zygote. 
Question: What is formed when a sperm and egg unite in fertilization?
[EX A]:
a diploid zygote.