Botany - Sexual Reproduction in Flowering Plants Question with Solution | TestHub

Callose is polysaccharide having repeating units of beta glucose with$\beta \left(1\to 3\right)$glycosidic bonds with some$\beta \left(1\to 6\right)$branches. Callose is produced during pollen grain formation, cell plate formation and also as a stress response. Callose present in the endothecium helps in dispersion of pollen grains.