“The upper limit of cell size is probably set by the rate of diffusion of solute molecules in aqueous systems.”

Principles of Biochemistry, Ch. 1 : The Foundations of Biochemistry

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Albert L. Lehninger 19
American biochemist 1917–1986

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“Virtually every chemical reaction in a cell occurs at a significant rate only because of the presence of enzymes.”

Albert L. Lehninger (1917–1986) American biochemist

Principles of Biochemistry, Ch. 1 : The Foundations of Biochemistry

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