Can someone please help! Appreciate it :) How does pollution affect biodiversity and the number of species present in the world?

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b. diffusion c. endocytosis d. exocytosisc. endocytosis

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?