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Which of the following is not the trait selected by Mendel in his experiment?
(a)Seed colour
(b)Stem height
(c)Pod shape
(d)Flower shape

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Important Questions on Principles of Inheritance and Variation
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Give appropriate biological or technical terms for the following:
The condition in which a pair of chromosomes carry similar alleles of a particular character.

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A) Segregate at gamete formation, only one of each pair is transmitted to a gamete
B) Independent pairs segregate independently
C) Genes will not be modified at any time
D) Starch synthesis in pea seeds is not controlled by one gene

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Explain the following term:
Allele.

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Identify the scientists who rediscovered the Mendel's result on the inheritance of characters.
A) de Vries
B) Morgan
C) von Tschermak
D) Sutton

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I) Alleles are unable to blend with other.
II) Genes are units of inheritance and alleles are slightly different forms of the same genes.
III) Mendel laws could be able to provide physical proof for the existence of genes (factors).
IV) Genes occurs in pairs and one pair segregate independently of another pair.

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Write the difference between Linkage and crossing over.

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