What regulates what enters and leaves the cell and provides protection and support?

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Were you able to observe the nucleolus in any of the cells if so which ones

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things