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

ZoologyPrinciples of Inheritance and VariationSex DeterminationEasy2 minPYQ_2020

ZoologyEasysingle choice

Which of the following is incorrect in relation to sex determination in organisms?

Options:

Answer:

Solution:

Grasshopper is an example of $XO$ type of sex determination, in which males have only one $X$ chromosome besides autosome; thus, $50%$ of sperm carries $X$ chromosome and $50%$ without the $X$ chromosome. In birds, the female is heterogametic and produces two types of gametes. In humans, the $Y$ chromosome is shorter than the $X$ chromosome.

Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Principles of Inheritance and VariationSubtopic:Sex Determination

⏱ 2mℹ️ Source: PYQ_2020

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