You see, passive transport needs no energy. So that being said, it moves from areas with high concentration to areas with low concentration.
Hope that helps!
True
Atoms, Molecules, and small particles are always in motion.
B) honey
A shirt is a solid, and helium is a gas at room temperature. A nebula is... not an object.
In the small intestine, cells contain microvilli, which are tiny hair-like projections that increase nutrient absorption. These projections increase the surface area of the small intestine allowing more area for nutrients to be absorbed.