RAJIV GANDHI UNIVERSITY OF HEALTH SCIENCES

Four elements—carbon (C), oxygen (O), hydrogen (H), and nitrogen (N)—make up 96% of living matter. ... The overall percentages of the major elements of life (C, H, O, N, S, and P) are quite uniform from one organism to another. ... Rates of chemical exchange across the plasma membrane may be inadequate to maintain a cell with a very large ... ................
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