How is an enzyme’s shape affected when it becomes denatured?

Which one of these is a involving in both sexual and asexual reproduction

What happens when the cell copies its chromosomes

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