Q. In a given plant, red colour ( R ) of fruit is dominant over white fruit ( r); and tallness ( T ) is dominant over dwarfness ( t ). If a plant with genotype RRTt is crossed with a plant of genotype rrtt, what will be the percentage of tall plants with red fruits in the next generation?

A) 100%
B) 25%
C) 50%
D) 75%
Explanation

Phenotype of different plants is 1. All plants contain red fruits. 2. 50% plants are tall with red fruits. 3. 50% plants are dwarf with red fruits.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.