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Which of the following is a test cross?(a) Hh X Hh(b) Hh X HH(c) HH X HH(d) Hh X hhThis question was posed to me in an interview for job.My query is from Monohybrid Cross in division Mendelian Genetics of Cytogenetics

Answer»

Right option is (d) Hh X hh

To ELABORATE: While back cross is crossing the progeny with any of the parents, test cross is PERFORMED by crossing the F1 progeny with the double RECESSIVE parent. The others are EXAMPLES of back cross except option a.



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