Cultivation of hybrids has
Embryo sacs of some apomictic species appear normal but contain diploid cells. Suggest a suitable explanation for the condition.
$A$ : Hybrid seeds have to be produced every year because seeds collected from hybrid plants, if sown
subsequently, do not maintain hybrid characters.
$R$ : Hybrid seeds show segregation of traits.
Parthenocarpic tomato fruits can be produced by
In case of polyembryony, if an embryo develops from the synergid and another from the nucellus which is haploid and which is diploid ?