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

ZoologyPrinciples of Inheritance and VariationGenetic DisordersEasy2 minPYQ_2020
ZoologyEasysingle choice

Match Column-I with Column - II and select the CORRECT option from the codes given below.

 Column-I Column-II
(1)Normal woman(i)14
(2)Klinefelter’s syndrome(ii)45
(3)Turner’s syndrome(iii)46
(4)Pisum sativum(iv)47

Options:

Answer:
A
Solution:

The number of chromosomes in a normal woman is 44+ XX that is 46.

Klinefelter's syndrome is a condition where individual has the chromosomal combination as 44+XXY with an extra X chromosome. Such individual is sterile. Also, individual has an overall masculine development with certain feminine characteristics.

Turner's syndrome occurs when the chromosomal count is 44+ X0, where the last pair has a missing chromosome. The individual is sterile female with webbed neck.

Pisumsativum is the pea plant that was studied by Mendel for inheritance patterns. This plant has 7 pairs of chromosomes. Thus, it has 14 chromosomes.

Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Principles of Inheritance and VariationSubtopic:Genetic Disorders
⏱ 2mℹ️ Source: PYQ_2020

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