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For a dihybrid cross, the number of squares is 16 in a Punnett square of F2 generation.(a) True(b) FalseThis question was addressed to me in an interview for internship.My query is from Inheritance of Two Genes-2 topic in division Principles of Inheritance and Variation of Biology – Class 12

Answer»

Correct answer is (a) True

To explain: For a DIHYBRID CROSS, four TYPES of gametes are PRODUCED by the heterozygotic generation. This gives rise to 4*4=16 combinations. HENCE 16 squares are required in the Punnett square.



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