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.
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
New Zealand is known for its unique biodiversity, caused by its remarkable geography and geologic history. Breaking away..
Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..