Comparison of the cell membrane to a city. in 2 sentence : )

The cell membrane can be compared to a city for many reasons. For one, look at the Nucleus. It runs everything. This can be compared to, perhaps a Mayor's office in a city? Or, the Endoplasmic Reticulum. This acts like a road, taking things to and fro, fro and to.

(Hope it helps) :)

the bald eagle got 50 because everything gets 10% of what they consume and since 50 is ten % of 500 hundred that means the   grasshopper had to have consumed a plant with 5,000 calories of energy