Solar Power Tower Plants

What do you think about these things? Help me for my homework...?
What parts of cell can match with these...? And the function of that cell too?
City, City border patrol, City wall, Community, City hall, City hall fence with a security guard,Manufacturer, Power plant, Factory, High way, Post office, Ware house( water towers),City dump( Recycle), Solar energy plants... Please help me. If you answer right, I will give you ten points...
city-cell, city border patrol-protein channels, city wall-cell membrane, community-cytoplasm, city hall-nucleus, city hall fence with a security guard-nuclear membrane, manufacturer-rough endoplasmic reticulum, power plant-mitochondrion, factory-ribosomes, highway-microtubules, post office-Golgi apparatus, ware house-vacuoles, city dump-lysosomes, solar energy plants-chloroplasts
i think?
T-Mobile launches solar-powered cell site T-Mo is the "green" seriously. GigaOM reports that the carrier has a solar-powered cell tower in Chalfont, Penn revealed. This is the first solar-powered cell site in the entire United States, and ...
