A gene or locus that suppresses or masks the actual effect of a gene at another locus; the phenomenon called:
Correct answer: D. Epistasis
- A. Pleiotropy
- B. Dominance
- C. Probability
- D. Epistasis
Explanation
Epistasis is a circumstance where the expression of one gene is modified (e.g., masked, inhibited or suppressed) by the expression of one or more other genes.
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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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