The term micronutrients refers to vitamins and minerals, which can be divided into macrominerals, trace minerals and water- and fat-soluble vitamins. An adequate amount of micronutrients often means ...

Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating the exchange of ...

Vesicles are small cellular containers. They perform a variety of functions, such as helping to transport materials that an organism needs to survive and recycle waste materials. There are several ...