Which of these is not true of cells?
a. they are much like empty rooms.
b. they were first discovered in the 1600s.
c. they can be found in pond water.
d. they contain a huge array of working parts.

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except