a lion's body cells perform many tasks at once; for example, some cells are involved in growing new claws and some cells help the lion keep breathing. which statement tells the most important factor that allows cells to keep accomplishing their many tasks? responses cells contain dna from two individuals, and the combined dna is constantly resulting in genetic variation. cells contain , uppercase d n a, from two individuals, and the combined , uppercase d n a, is constantly resulting in genetic variation. cells are constantly producing usable energy in the form of atp. cells are constantly producing usable energy in the form of , uppercase a t p, . new cells are continuously being made from old ones in the process of meiosis. , , new cells are continuously being made from old ones in the process of meiosis., dna is transcribing into rna, and rna is translating into proteins.