What is the most important reason to use caution when picking wild mushrooms to use as a food source? mushrooms can cause skin infections. most wild mushrooms taste bad. some wild mushrooms are poisonous. mushrooms are hard to pull from the soil.

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