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.
--------
Question: Fact: animal fur can help plants grow. 
Question: What can help plants grow?

Answer: Animal fur.


Question: Fact: dogs require nutrients to grow and heal. 
Question: what requires nutrients to grow and heal?

Answer: dogs.


Question: Fact: reproduction is generally preceded by courtship. 
Question: Reproduction is generally preceded by?

Answer:
courtship.