If the element was lead-210 with a half life of about 22 years, how old would this sample in the previous question be?

Where can a dna be found in a prokaryotic cell

Select the correct answer from each drop-down menu proteins are

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.