MN blood group system was discovered by:
Correct answer: B. Landsteiner
- A. Carl Correns
- B. Landsteiner
- C. T.H. Morgan
- D. Bernstein
Explanation
After the discovery of the first blood group, ABO, in 1900, Landsteiner and his colleagues continued to experiment with blood to identify other blood groups. MNS was the second blood group, discovered in 1927, after immunizing rabbits with human RBCs.
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About Inheritance
Mendel's laws explain segregation, independent assortment and the prediction of genetic ratios using alleles, genotypes and phenotypes. The chapter also covers linked genes, recombination and crossing over during meiosis, then applies pedigree reasoning to X-linked recessive traits, which show different inheritance patterns in males and females.
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