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RRB Group-D Model Paper 20 with answers for online practice

Question : 2

Total: 100

Who proposed 'Every person has a specific blood group'?

Scientists	Proposed theory
Harvey	Circulation of blood
Landsteiner	Every person has a specific blood group
Mendel	Fundamental laws of inheritance
Darwin	Evolution theory
Lamarck	Theory of Inheritance of Acquired Characteristics

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