question_answer

A tobacco plant which is heterozygous for albinism (a recessive character) is self-pollinated if 1200 seeds are subsequently germinated, how many of the seedlings would have the parental genotype [Manipal 1995]

A) 300

B) 600

C) 900

D) 1200

Correct Answer: B

Solution :

In F1 generation half of the total offsprings represent parental genotype i.e., Xx. Therefore out of 1200 seedling 600 will have parental genotype.