Justify in detail 3 uses of blood and why they are important?

1. The hemoglobines in your red blood cell transport oxygen, and also give that blood cell red color. And your blood transport the nutrients and vitamins.

2. Blood removes body waste, the following organs that does too are : kidney, liver, skin. They help blood doing it's work.

3. Your blood does control your body temperature, just like your skin, it regulates your temperature.

Blood are important because it's the life of your body, it's just like fuel to cars. Red blood cells transport oxygen from lung to the body. And then flow it back to the lungs, so they only do the transport, not the extraction.

White blood cells act as an antivirus, it repels virus and bacterias from reaching your organs (because they already get pass through the first defense, like skin). If a white blood cell failed to repel bacterias, it will die and eat the bacteria and appear outside the skin as puss.

Blood pasma contains protein as a reserve for use, they keep electrolites in your body in a balance state, they also keep your blood from having disorders and protects body from infection.

Blood is produced in bone marrows, the lifespan of around 100-120 days. Blood also control the pH of your body.