The attraction of one water molecule for another is known as A. adhesion
B. cohesion
C. none of these
D. polarity

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen

The cellular plasma membrane is selectively permeable, which means some materials move through it while others cannot. the movement of materials into and out of the cell is called membrane transport. this activity will you identify the different mechanisms of membrane transport