Question

read the sentence from the introduction paragraphs 1 - 5. even a virus envelope - the coating that many viruses have to protect their contents - comes from the cells of its hosts. which word from the article helps explain what \host\ means? (a) life (b) replication (c) genome (d) parasites

Explanation:

Parasites live off hosts. Viruses using host - cell materials implies a parasitic relationship, so "parasites" helps explain "host".

Answer:

D. parasites