Cytoplasm maintains the internal pressure in the cell.
The sun provides the energy for photosynthesis. Cells use sugar as a source of energy. The products of cellular respiration are CO2 and H2O. These products are used by plants to make sugar and oxygen through photosynthesis.
B) Bb x Bb because to have blue eyes they need to get the trait from both parents
The benefit is that capturing the energy from the waves is another source of replenishable energy (like solar or wind power)