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

ZoologyPrinciples of Inheritance and VariationMonohybrid and Dihybrid CrossesEasy2 minPYQ_2020

ZoologyEasysingle choice

Which one of the following crosses shows the phenotypic ratio of 3:1?

Answer:

Solution:

When parents of genotype Aabb is crossed with Aabb we get the following progenies.

Phenotypic ratio will be $3 : 1$
Genotypic ratio will be $1 : 2 : 1$

Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Principles of Inheritance and VariationSubtopic:Monohybrid and Dihybrid Crosses

⏱ 2mℹ️ Source: PYQ_2020

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