Crassinucellate ovule shows
Absence of nucellus
Well developed nucellus
Partially developed nucellus
$III$ developed nucellus
In which one of the following combinations $(a - d)$ the number of chromosomes of the present day hexaploid wheat is correctly represented?
Cryopreservation means storing of products in
The structures which guide the pollen tube into synergid is
Exalbuminous seeds are of
In which of the following, parthenocarpy makes no sense?