The amount of carbon in the atmosphere is dependent on which two processes? A. chemosynthesis and reproduction
B. photosynthesis and respiration
C. recycling and decomposition

What makes the results of a scientific experiment accurate? a) having multiple trials b) lacking any supporting data c) working in a lab d) using a hypothesis that is always true

Explain how organisms could be harmed by high levels of salt from roadways?

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.