Separation of substances in solution by means of their unequal diffusion through semipermeable membranes.The process of separating larger molecules from smaller molecules that occurs in kidney dialysis for example, where a machine takes a role of a kidney and filtrates blood.
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..
Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..
Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
Mammals are a diverse group of organisms, where most of them develop their offspring within the uterus of the mother. Ov..
