Biology for IGCSE & O level - Inheritance (Section 8 - No. 3)
What is the expected phenotypic ratio of a monohybrid cross (Tt x Tt) where T is dominant?
1:1
3:1
1:2:1
9:3:3:1
Giải thích
The phenotypic ratio of a monohybrid cross is 3:1. 3 tall plants for every 1 short plant