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  • Genetic Basis of Inheritance
  • What will be the genotype(s) of F1 upon crossing 'TtRr' w...
Multiple choice

What will be the genotype(s) of F1 upon crossing 'TtRr' with 'ttrr'?

  1. TtRr

  2. TtRr and ttrr

  3. TtRr,Ttrr, ttRr, ttrr

  4. TTRR, ttRR, TTrr and ttrr

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A cross 'TtRr' with 'ttrr' is test cross and produces TtRr, Ttrr, ttRr, ttrr genotypes in F1.

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