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.

[Q]: Fact: Roots have parts that regenerate after bisection. 
Question: What have parts that regenerate after bisection?
[A]: roots.


[Q]: Fact: Alternation of generations allows for creating young by asexual and sexual means. 
Question: What allows for an organism to create young by sexual and asexual means?
[A]: alternation of generations.


[Q]: Fact: Some light bulbs waste much less energy generating unecessary heat. 
Question: Some light bulbs waste less of their energy producing what?
[A]:
heat.