Answer:
https://hobart.k12.in.us/jkousen/Biology/mendel.htm
Explanation:
This site will tell you what you need to know.
A polygenic trait is a trait controlled by many (poly) genes. Human skin color is an example; it thought to be the controlled by about 12 genes.
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The correct answer for the question that is being presented above is this one:
(1) viruses only: capsid, envelope with glycoproteins, capsomere (core protein)
<span>(2) host cell only: ribosome
</span><span>(3) both: DNA, RNA, Protein</span>