Please help I don't understand

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science