Gidemy Elementary School
40 意见 · 01/03/23
The Components of Blood and Their Importance
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14/02/23
Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets. Blood has many different functions, including: transporting oxygen and nutrients to the lungs and tissues.
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Gidemy Elementary School
40 意见 · 01/03/23
