A virus kills its host cell at the end of

a. Conjugation
b. The formation of a prophage
c. Assembly of the capsid
d. A lytic cycle

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons