Q. If there are 4 alleles for a gene, then what would be the number of genotypes?

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Q. ABO blood group is not an example of ______________

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Q. Like ABO blood group, MN blood group also shows multiple allelism.

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Q. In drosophila eye color is determined by multiple allele systems. Which of the following sequence is true for the dominance relationship?

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Q. If a person had Hh in the H antigen locus and Iᴬ in the blood group locus what would be the blood group?

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Q. If a mother has blood group O and father has blood group A, the child being type AB, which of the following is wrong?

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Q. Iᴬ allele codes for the _________________ while Iᴮ codes for _________________

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Q. The eye color of drosophila is _______________

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Q. Which of the following is true wrong about ABO blood group?

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Q. If a wild type eyed female drosophila is crossed to a white eyed male, what will be the percentage of their progeny with white eyes.

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Q. If you cross a red eyed male with a white eyed female, all the sons would be ___________ and all the daughters would be ______________

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Q. If you cross a eosin male Drosophila with a red eyed female, the daughters would have________________

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Q. If a Drosophila is having XXY sex chromosomal combination with one X bearing white allele for eye colour and another X having eosin allele for eye colour, what would be its phenotype?

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Q. The difference in epistasis and gene interaction is ___________________

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Q. Gene interaction always modifies the normal Mendalian ratio.

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Q. In case of comb shape of a chicken, which of the following when inbred will breed true?

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Q. You cross a true breeding pea comb chicken with a single comb chicken. What will you observe in the F2 generation?

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Q. If you cross two walnuts, which of the following is impossible?

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Q. If a true breeding rose combed chicken is crossed to walnut combed chicken, what are the only possibilities of the F1 progeny?

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Q. In summer squash if you cross different varieties of true breeding sphere shaped squash, you get a disk shaped progeny. What phenomenon is seen here?

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