Explain why streets and highways have speed limits rather than
velocity limits. Because

The energy available as a result of the motion of a body is called energy. -potential -gravitational -kinetic -chemical

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these

The small molecule cyclic amp (camp) takes about 0.2 second to diffuse 10 μm, on average, in a cell. suppose that camp is produced near the plasma membrane on one end of the cell; how long will it take for this camp to diffuse through the cytosol and reach the opposite end of a very large cell, on average? assume that the cell is 200 μm in diameter.