A river is cleaned up naturally by digestion.
naturally, by digestion of organic compounds by microorganisms.
At the capillary level of our cardiovascular system tiny vessels pick up waste products from cells.
liver
water and waste products
the liver
water and waste products
poison
vacuoles are organelles that play a role in extracellular digestion and they release cellular waste products. in animal cells vacuoles are usually small and temporary while in plants there is one permanent large vacuole which keeps turgidity of the plant ( when watered they get filled up with water becoming more turgid which makes the cells more turgid making the plant stand up and reduce wilting).
The fluid medium in blood is plasma. Plasma is a yellowish liquid that makes up about 55% of blood's total volume and consists mainly of water, electrolytes, proteins, hormones, and waste products. It serves as a transport medium, carrying nutrients, gases, and waste products throughout the body.
the waste products must be cleaned up to blood waste then leaves the body in the urine the digestive system and kidneys work together to provide nutrients and remove .
the waste products must be cleaned up to blood waste then leaves the body in the urine the digestive system and kidneys work together to provide nutrients and remove .