Zoology - Principles of Inheritance and Variation Question with Solution | TestHub

Test cross is the cross of${\mathrm{F}}_1$with its recessive parent. It is used to observed that the${\mathrm{F}}_1$is homozygous or heterozygous. It gives 1 : 1 ratio in monohybrid and 1 : 1 : 1 : 1 ratio in dihybrid cross.