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    • Question

      In rice, assume that a recessive gene "a” is

      responsible for resistance to BLB. This gene is present on chromosome #1. A monosomic resistant line for chromosome #1 is crossed with normal susceptible line. The phenotype of F1 plants will be
      A all plants resistant Correct Answer Incorrect Answer
      B all plants susceptible Correct Answer Incorrect Answer
      C 50% plants resistant and 50% plants susceptible Correct Answer Incorrect Answer
      D 75% plants resistant and 25% plants susceptible Correct Answer Incorrect Answer

      Solution

      The correct answer is C

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