.Energy production in mature erythrocytes is accomplished by which one of the following

A．rough endoplasmic reticulum
B．ribosomes
C．microtubules
D．Golgi complex
E．synaptic vesicles

A．They communicate with each other via haversian canals
B．They live for a long time
C．They possess long cytoplasmic processes
D．They are housed in their own lacunae
E．Osteocytes communicate with each other via narrow cytoplasmic processes that extend through canaliculi.