Different Types of Cross

IMPORTANT

Different Types of Cross: Overview

This Topic covers sub-topics such as Monohybrid Cross, Law of Independent Assortment, Dihybrid Cross, Test Cross, Gene Interaction, Trihybrid Cross, Reciprocal Cross and, Mendel's Approach to Hereditary traits

Important Questions on Different Types of Cross

EASY
IMPORTANT

Define trihybrid cross.

EASY
IMPORTANT

Darwin gave the explaination about hereditary traits.

MEDIUM
IMPORTANT

Write one difference between the reciprocal cross and back cross.

MEDIUM
IMPORTANT

Reciprocal cross allows to study the inheritance pattern in offsprings depending on the parental sex.

EASY
IMPORTANT

Define reciprocal cross.

HARD
IMPORTANT

Name the type of cross that would help to find the genotype of a pea plant bearing violet flowers.(Test cross/ Back cross/ Reciprocal cross)

EASY
IMPORTANT

In dihybrid cross, the phenotypic ratio will be 1:1:2 or 9:3:3:1?

MEDIUM
IMPORTANT

In a monohybrid cross, the test cross gives the expected ratio of 3:1.

HARD
IMPORTANT

What is a test cross? Explain the significance of the test cross.  

HARD
IMPORTANT

What is an independent assortment? Explain with suitable example.

EASY
IMPORTANT

A cross between an individual with unknown genotype for a trait with recessive plant for that trait is

EASY
IMPORTANT

Define Monohybrid ratio.

HARD
IMPORTANT

Why the law of independent assortment is not universally applicable?

HARD
IMPORTANT

Give graphic representation of the monohybrid cross.

EASY
IMPORTANT

Mention difference between - Monohybrid and dihybrid cross

EASY
IMPORTANT

Mention phenotype ratio of monohybrid and dihybrid crosses in the F2 generation.

EASY
IMPORTANT

The Law of independent assortment was proved by

EASY
IMPORTANT

Which of the following depicts the Mendel's dihybrid ratio

EASY
IMPORTANT

One gene - one enzyme hypotheses was postulated by