When do anti-A and anti-B antibodies appear in plasma?
Correct answer: B. During the first few months of life
- A. During early development
- B. During the first few months of life
- C. At the age of puberty
- D. When exposed to the wrong blood group
Explanation
During the first few months of life - Correct. Anti-A and anti-B antibodies begin to appear in an infant's blood plasma around 3-6 months after birth due to exposure to environmental antigens.
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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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