In anther culture, the androgenic haploid plants are obtained from
Young pollen grain
Connective tissue
Anther tapetum
Anther wall
An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is
Describe the structure of pollen grain and explain the development of male gametophyte in it.
In a pollen grain, larger nucleus is
Mature male gametophyte is derived from a 'pollen mother cell' by
Pollen allergy is caused by pollens of