Normally, whole blood is composed of approximately % cells and % plasma
a) 45: 55
b) 70: 30
c) 30: 70
d) 25: 75
e) 75: 25

(a)45:55

Explanation:

Normally the whole blood is consist of about 45% of blood cells in which there are white blood cells and red blood cells and about 55% plasma. The form of plasma is liquid in which the white blood cells , Red blood cells and platelets are present in suspension form plasma is mainly consist of water and salts but major part of plasma is water  

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

sorry, is there a picture? i do not see any arrows.

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