Which of the following describes an approach used to harness wave energy? I. Channeling the waves into smaller area
II. Placing ocean turbines at the bottom of sea floor
III. Floating buoy that moves with the waves

Landfills are waste disposal sites. they are often man-made depressions in the ground covered with a lining designed to prevent any leakage of waste materials. however, landfills can leak through the base resulting in negative impacts on the surrounding environments. what negative impact to the environment is caused by organic and inorganic constituents that are dissolved by rainfall in the landfills?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?