Ariver current has a velocity of 10 km/h related to the shore and a boat moves in the same direction as a current of 10 km/h related to the river how can the velocity of the boat related to the shore fee calculated

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

How can a mixture of salt water be separated into salt and water