Imagine five cells, each of a different shape and all requiring oxygen. Which of the following would have the most satisfactory oxygen supply? Why?
A cube 1mm on a side.
A cylinder 1mm long and 0.1 mm in diameter.
A cylinder 10 mm long and 0.1 mm in diameter.
A flat disk 0.1 mm thick and 1 mm in diameter.
A sphere 1 mm in diameter.
Explain why or why not each and every one of the above choices is the best choice or not the best choice.