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.

Q: Question: How do heavy alkanes affect the skin? Answer: form a protective layer

A: Form a protective layer do heavy alkanes affect the skin.
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Q: Question: Organisms incapable of photosynthesis that must therefore obtain energy and carbon from food by consuming other organisms are called what? Answer: heterotrophs

A: Organisms incapable of photosynthesis that must therefore obtain energy and carbon from food by consuming other organisms are called heterotrophs.
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Q: Question: Which infection of multicellular eukaryotes is usually limited to particular tissues? Answer: viral

A:
Viral infection of multicellular eukaryotes is usually limited to particular tissues.
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