In the heart, blood moves from the Right atrium to left ventricle
Right ventricle to right atrium
Right ventricle to left ventricle
Right atrium to right ventricle

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.

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Which of the following would most directly interfere with sperm production? ingestion of a substance that mimicked inhibin interruption of sustentocytes' production of abp low sperm count use of synthetic steroids (testosterone)