HERE IS AN IMAGE OF RED BLOOD CELLS (ERYTHROCYTES). THEY ALWAYS HAVE A DISTINCTIVE BICONCAVE DISC SHAPE. THE CELLS CONTAIN NEITHER NUCLEI, NOR OTHER ORGANELLES, BUT ARE PACKED WITH HEMOGLOBIN. A.WHAT IS THE FUNCTIONAL ADVANTAGE OF GIVING UP ALL OFTHE STRUCTURES THAT WOULD USUALLY BE FOUND IN A EUKARYOTIC CELL?B. WHAT IS THE ADVANTAGE OF HAVING A BICONCAVE STRUCTURE?