Number of autosomal chromosomes in Drosophila
$4$ pair
$1$ pair
$22$ pair
$3$ pair
In Drosophila, the sex is determined by
Philadelphia chromosome is
When a diploid female plant is crossed with a tetraploid male, the ploidy of endosperm cells in the resulting seed is
In how much maximum period the stored blood should be transfused
The most likely reason for the development of resistance against pesticides in insects damaging a crop is