Through diffusion is the answer
If the cells stop dividing and do not spread, the tumor is benign
B) 100 times more acidic :)
Controls what goes in and out of a cell
Algae live in bodies of water and damp places and are commonly found in both aquatic and terrestrial environments. Terrestrial algae mostly live in moist, tropical areas. They prefer wet places, because they do not have vascular tissues and the other necessary adaptations to survive on land.
