Principle of Inheritance and VariationMedium

Question

Our of 8 ascospored formed in Neurospora the arrangement is 2a : 4a : 2ashowing

Options

A.no crossing over
B.some meiosis
C.second generation division
D.first generation division

Solution

In Neurospora after crossing over between the gene and centromere, the paired arrangement of ascospores is AA aaaa AA or 2a : 4a : 2a. This is known as second division segregation.

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