If X/A Ratio of two Drosophila is `0.6 and 0.33` respecively what would be their sex :-

Two events A and B probabilities 0. 25 and 0.5 respecively. The probabilities that A and B occur simultaneously is 0.15. Then the probablities that A or B occurs is

What would 6div0 be equal to?

If yellow body,white eyed Drosophila is crossed with wild brown body red eyes Drosophila.Then what would be the frequency of recombinants in "F_(1)" generation?

What would 6-:0 and 9-:0

Two radiations with photon energies 0.9 eV and 3.3 eV respectively are falling on a metallic surface successively. If the work function of the metal is 0.6 eV, then the ratio of maximum speeds of emitted electrons will be…………………

In Drosophila, sex is determined by the ratio of X-chromosomes, to the number of

In Drosophila, sex is determined by the ratio of X-chromosomes, to the number of