instruction:
Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
question:
Question: Organelles whose membranes are specialized for aerobic respiration are called what? Answer: mitochondria
answer:
Mitochondria are organelles whose membranes are specialized for aerobic respiration.

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Question: A statement is considered what if it is open to being falsified? Answer: hypothesis
answer:
At a given temperature, individual particles of a substance have a range of kinetic energies.

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Question: Cycling, shoveling snow and cross-country skiing are examples of what kind of heart-strengthening activity? Answer: aerobic
answer:
When done regularly, aerobic activities, such as cycling, make the heart stronger. Other aerobic activities include mowing lawn, shoveling snow and cross country skiing.