Answer:
Sudden Influx of Nutrients
Explanation:
Algal blooms are caused by a sudden influx of nutrients, coupled with already warm temperatures. This can happen from fertilizer runoff from farms or chemical industry waste. They allow algae to quickly grow, but the water reaches carrying capacity.
B) The Earth's crust is pulled apart creating deep folds and then pushed together generating steep scarps to create fault-block mountains
True, the plasma membrane is selectively permeable and controls the various substances that are allowed into the cell and that are allowed to leave the cell.