Parks and green spaces help reduce...
A.) nitrogen
B.) runoff
C.) landfills
D.) mining

Most of the carbon on earth is stored in the form of

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer

List five ways we are indebted to phytoplankton