A) Landsteiner
B) Wallace
C) de Vries
D) Lamarck
Correct Answer: A
Solution :
Landsteiner recognised three blood groups i.e., blood group A (with antigen A), blood group B (with antigen B) and blood group O (without antigen). The fourth and most rare blood group (i.e., Blood group AB) with both antigen A and B was discovered by Von Descastello and Sturli. The great biologist Lamarck (1744-1829) proposed the phenomenon of inheritance of acquired characters among living organisms. Hugo de Vries with two other plant breeders rediscovered the Mendels law in 1900. Darwin and Wallace gave the theory of natural selection of variants.
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