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State the most significant contribution of the following scientists : 

(i) Hans Berger 

(ii) Dixon and Jolly 

(iii) J.B. Lamarck 

(iv) William Harvey

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(i) hans Berger : First to record EEG 

(ii) Dixon and Jolly: Theory of ascent of sap 

(iii) J. B Lamarck: Theory of inhentance of acquired characters. 

(iv) William Harvey : Discovered closed circulatory system

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