Q. Which of the following doesn’t agree with the chromosomal theory of inheritance?

View solution

Q. If you cross a white eyed female drosophila with a red eyed male drosophila, what will be the colour of eyes for their male and female offspring?

View solution

Q. If there is a non-disjunction in the X chromosome, the progeny being XXY, what will be the constitution of the chromosome(s) in the gamete?

View solution

Q. The chromosomal theory of inheritance violates which of the following laws?

View solution

Q. You observe a genetic trait which is a common occurrence in the male of a particular pedigree, this is possibly a ______________

View solution

Q. If you cross a red eyed pure breeding female Drosophila with a white eyed male, then the F1 males so produces were crossed with white eyed male, what will be the eye colour of their daughters and sons in F2?

View solution

Q. If the genes are located in a chromosome as A—B—C—D—E—O—-T. Which of the gene pairs will have least probability of being inherited together?

View solution

Q. If a gamete has 16 chromosomes, what will be the number of chromatids before anaphase 1?

View solution

Q. Which of the following can result from non-disjunction?

View solution

Q. Which of the following is not a type of translocation?

View solution

Q. In translocating gene fragment which part is responsible for translocation?

View solution

Q. Translocation in plants was discovered by_____________

View solution

Q. If a part of the chromosome was transferred to a non-homologous chromosome say 1 to 1’. Then which of the following is not true?

View solution

Q. Which of the following could result in homologous chromosomes moving to the same pole after anaphase 1?

View solution

Q. Which of the segregation of translocated chromosome will result in non- lethal gamete?

View solution

Q. There are two chromosomes 1- A—B—C—D—E and 2- F—G—H— I, if A—B—C and F—G undergo reciprocal translocation what will not be true?

View solution

Q. Which of the following is a result of reciprocal translocation?

View solution

Q. Positive effect Variegations can lead to___________

View solution

Q. If the XIC passes to chromosome 3 in a human what will be the result?

View solution

Q. ____________ is mandatory for autonomous transposition.

View solution