In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
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Question: Question: Muscle atrophy due to age is called what? Answer: sarcopenia

Answer: Muscle atrophy due to age is called sarcopenia.


Question: Question: Fires, mainly caused by what, are a natural disturbance in temperate grasslands? Answer: lightning

Answer: Fires, mainly caused by lightning, are a natural disturbance in temperate grasslands.


Question: Question: How many electrons are in the hydrogen atom? Answer: one

Answer:
There are one electrons in the hydrogen atom.