Given below are two statements.
Statement I Grasshopper shows female heterogamety at earlier stage of development. Statement II Genetic map is one that establishes various stages in gene evolution.
In the light of the above statements, choose the correct answer from the options given below.
Text Solution
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Both statement I and statement II are incorrect. These can be corrected as
Grasshopper shows male heterogamety and is the example of XO type of sex-determination. The male have only one X-chromosome besides the autosomes whereas, females have a pair of X- chromosome.
Genetic map is one that establishes sites of gene on a chromosome.
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