Question

Why is blood red in colour? What is the composition of blood?​

Answer 1

Answer:

red colour or blood is due to haemoglobin present in it .haemoglobin has iron in it ..

compositions of blood are RBC ( red blood cell) ,WBC (white blood cell) ,platelets and plasma ..

hope it helps:)

Answer 2

Blood is red because of the hemoglobin inside our red blood cells.

Hemoglobin is a protein that forms a complex with iron molecules and together they transport oxygen molecules throughout the body.

Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets.

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