Most air pollution results from . a. the burning of fossil fuels
b. nuclear energy use
c. volcanic eruptions
d. the evaporation of chemicals such as paints and dry-cleaning fluid

a

Explanation:

mostly lot of pollutants are from fosills therefore it is true that most of pollusions are from fossil fuels

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus