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NEET2023ZoologyPrinciples of Inheritance and VariationActual

Select the correct statement/s with respect to mechanism of sex determination in Grasshopper. (A) It is an example of female heterogamety. (B) Male produces two different types of gametes either with or without X chromosome. (C) Total number of chromosomes (autosomes and sex chromosomes) is same in both males and females. (D) All eggs bear an additional X chromosome besides the autosomes. Choose the correct answer fr

Options

  1. A(A) only
  2. B(A) and (C) only
  3. C(B) and (D) only
  4. D(A),(C) and (D) only

Correct answer

C. (B) and (D) only

Step-by-step solution

Grasshopper shows male heterogamety and chromosomal constituent of male is AA + XO and female is A A+X X Males have lesser number of sex chromosomes as compared to females. Male produce two types of gametes ( A + X ) and ( A + O )

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