(a) What is blood ? Why is it red ?
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5
Answer:
due hemoglobin
Explanation:
blood is made up of liquid and solids. The liquid part, called plasma, is made of water, salts, and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells, and platelets
your intro dear
Answered by
2
Explanation:
Blood circulates in our whole body and deliver essential substance like oxygen and nutrients to the cells
Blood is red because it contain hemoglobin
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