If a colorblind woman marries a normal visioned man, their sons will be:

One half normal and one half colorblind

Three fourth colour blind and one fourth normal

A testcross is done to find out

The genotype of an individual by examining the phenotypes of its offsprings from a particular mating

The genotype of an individual for testing for its DNA content

To identify the genotype of recessive parent

Whether two species can interbreed

Identify the incorrect statement from the following.

When Morgan crossed wild type Drosophila for eye colour and body colour with mutated form like white eye and yellow body the recombination was more

When genes are tightly packed on the chromosomes, recombinations are almost nil

Incomplete dominance expression is also noticed in garden pea

Multiple alleles for a character in a population found on the same locus on homologous chromosomes

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 158

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A united the knowledge of chromosomal segregation with Mendelian principles and called it the B.

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Important Questions on Principles of Inheritance and Variation

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 159

What does the below given diagram represent?

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 160

The experiment shown in the figure below has been carried out by Morgan to show the phenomenon of linkage and recombination. If in cross I, genes are tightly linked and in cross II, genes are loosely linked, then what will be the percentage of recombinants product in cross I and cross II, respectively?

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