Read the sentence from the first paragraph of silent spring. then foxes barked in the hills and deer silently crossed the fields, half hidden in the mists of the fall mornings. in this sentence, carson mostly uses a tone.

answer: b (host)

viruses use the cells of living organisms to reproduce. the cell which is used by virus is called as "host cell". it is a living cell in which virus multiplies, example bacteria, plant or an animal cell.

in this, the virus is a parasite, which uses host cell for its benefit (reproduction) by using the cell machinary of host cell.

ok i am here, i brought some cookies and some movies. do you use blu-ray cuz thats all i brought. oh, and my friend wwill be here shortly, he is going to bring some pizza too.

b

explanation:

a is the indefinite article