Fun Science Projects & Experiments - Blood Cells

Science Projects or Science Experiments: Grades 4 & 5

Blood Cells - Function and Composition

What is Blood?
Function and composition of human blood.
The Components of Blood and Their Importance
Blood is a specialized fluid in your body that has four main components, each with a different function: plasma, red blood cells, white blood cells, and platelets.

Contents of Blood
Blood contains three main components and several sub components that do everything from carry oxygen throughout the body to clot when there we are cut.

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