Which type of molecule makes up the double layer of a cell membrane

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

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?

The pelican's beak is adapted for in .