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Pattern baldness is inherited from father to daughter.

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Important Questions on Principles of Inheritance and Variation

EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance

What Is Sex linked traits in plants?

MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Explain sex-linked inheritance in Drosophila.
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Within the euchromatin regions of the Y chromosome, which gene is responsible for sex determination?
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Write brief notes on the following (within 50 words each) : Genic balance theory
EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Explain sex-limited characters.
EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Differentiate between the terms: X-linked inheritance and Y- linked inheritance.
EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance

Do plants have sex linked inheritance?

MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
The gene for white eye colour in Drosophila is
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Mention the types of sex-linked inheritances with its example.
HARD
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
The figure shows experiment of T.H. Morgan on linkage. If in cross-I, genes are tightly linked and in cross-II, genes are loosely linked then what will be the percentage of recombination produced in cross-I and cross-II respectively?

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MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Who proposed the ‘Genic balance theory’?
HARD
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Describe the Genic Balance Theory of sex determination.
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
How did Morgan show the deviation in inheritance patterns in Drosophila with respect to the law of independent assortment?
HARD
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
What is genic balance theory and explain its role in sex determination.
EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Holandric genes are mainly
EASY
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
How do male and female fruit flies are differentiated on the basis of physical appearance?
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
In test cross experiment, Morgan observed what percentage of recombination for white eye and miniature wing genes?
MEDIUM
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
When the ratio of X/A= 0.67 in genic balance theory, which type of sex is expressed ?
HARD
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
During his studies on genes in drosophila that were sex-linked, T.H. Morgan found F2 population phenotypic ratios deviated from expected 9:3:3:1, Explain the conclusion he arrived at.
HARD
Biology>Genetics and Evolution>Principles of Inheritance and Variation>Sex-Linked Inheritance
Describe the determination of sex by Genetic Balance theory of Bridges in Drosophila.