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

View solution

Q. The eye color of drosophila is _______________

View solution

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

View solution

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.

View solution

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

View solution

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

View solution

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?

View solution

Q. The difference in epistasis and gene interaction is ___________________

View solution

Q. Gene interaction always modifies the normal Mendalian ratio.

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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?

View solution

Q. Which one of the following summer squash would be true breeding?

View solution

Q. If you cross a true breeding long with a true breeding disc shaped squash, what will you get in the F1?

View solution

Q. If you cross two sphere shaped squash, you always get a disc.

View solution

Q. You cross two heterozygous disc shaped squash. What will be the ratio obtained?

View solution

Q. The cross between a true breeding sphere shaped and a long shaped squash gives 30 sphere squash in F2. What is the total number of expected progeny?

View solution

Q. In case of two gene interaction, the gene which is masking the expression of another is called_____________ and the gene whose expression is masked is called_______________

View solution