Eukaryotes have nuclei separated from the cytoplasm by a double membrane and containing both chromosomes and a nucleolus, whereas prokaryotes have no true nucleus, with their nuclear material distributed diffusely throughout the interior of the cell.
Chromosome difference
eukaryotes is arranged into multiple chromosomes bound to the protein histone, while prokaryotes contain a single circular strand of DNA and have no histones
when the amount of predators increase, the blue line rises, the red line lowers. when there is more predators there is going to be a less amount of prey.