Nucleus The laser is the nucleus because it reads the CD and tells everything else what to do, like the nucleus tells the cell what to do.

Nucleolus The lens is the nucleolus because it projects the laser on to the CD.

Nuclear Membrane The C.D. is the nuclear membrane because it covers the critical parts of the player.

Smooth E.R. The smooth E.R. is the wires because it sends electric waves, like the smooth E.R. sends the protein.

Rough E.R. The rough E.R. is the antenna because it signals the radio signals which are the ribosomes, like the rough E.R. contains the ribosomes.

Mitochondria The plug in is the mitochondria because, it supplies energy to the CD player, like the mitochondria supplies energy to the cell.

Cytoplasm The electric flow is the cytoplasm because, it keeps the electricity even.

The End