What types of organisms typically make up the base, middle, and top of a food web

What is the "great pacific garbage patch"? a large area of marine debris concentrated by rotating ocean currents a large area around the pacific rim where debris collects from natural disasters such as tsunamis an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability a large trash dump located in hawaii

Wich of the following are manual restraint techniques for dogs

Tag ctt ggc at what kind of mutation is this?