Question

In order to achieve a dihybrid test cross, the F₁ hybrid YyRr should be crossed will which one of the following genotypes? 

विकल्प

• yyRR

• YYRR

• YYrr

• yyrr

Answer 1

yyrr

Explanation:

A test cross is a cross between the given plant with its recessive parent. A test cross is conducted to find out the unknown genotype of the given plant.