Define chloroplast in short answer
plz tell

According to the cladogram, which organisms have roundworms as a common ancestor?

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

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.