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A person with blood group A will not produce:

Correct answer: B. Anti-A antibodies

  • A. None of these
  • B. Anti-A antibodies
  • C. Anti-B antibodies
  • D. Both anti-A and anti-B antibodies

Explanation

A person with blood group A will have A antigens on his RBCs but anti-B antibodies in his blood plasma. Similarly, a person with blood group O will have no antigens on his RBCs but anti-A and anti-B antibodies in his blood plasma. A person with blood group A cannot have anti-A antibodies.

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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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