The traits controlled by the genes located on $X$ chromosome of human beings are said to be
Sex linked
Sex influenced
Sex limited
None of these
It's Obvious
Epistasis and dominance are respectively
In man, four phenotypes of blood groups are due to the presence of antigen-$A$ and antigen-$B$ on the $RBC.$ The chromosome that has the gene to control these antigens is
A pedigree chart below shows the inheritance of a particular sex-linked trait ("trait") Key: Unaffected Males Affected Males Unaffected Females Affected Females How is the trait being studied in the pedigree chart above?
The phenotypic ratio obtained in quantitative inheritance of a dihybrid cross is
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