PATHOLOGY

Detailed explanation-1: -In fact, blood is about 80% water and 20% solid. The circulatory system is the route by which the cells in your body get the oxygen and nutrients they need, but blood is the actual carrier of the oxygen and nutrients. Blood is made mostly of plasma, which is a yellowish liquid that is 90% water.

Detailed explanation-2: -Blood allows for transport of nutrients, wastes, water, and heat, and is also a conduit of communication between organ systems.