HORTICULTURE

Detailed explanation-1: -Royal jelly (RJ) is a secretion of the hypopharyngeal glands (HGs) of honeybee workers.

Detailed explanation-2: -Royal jelly, a substance secreted by the hypopharyngeal glands of worker honey bees, stimulates the growth and development of queen honey bees.

Detailed explanation-3: -Royal jelly is secreted by the hypopharyngeal gland (sometimes called the brood food gland) of young worker (nurse) bees, to feed young larvae and the adult queen bee. Royal jelly is always fed directly to the queen or the larvae as it is secreted; it is not stored.

Detailed explanation-4: -Mandibular glands, found in many insects, function as the main salivary glands in Lepidoptera larvae. A common function of mandibular glands in social Hymenoptera is to produce pheromones such as alarm pheromones in ants and honey bees, and the queen substance in queen honey bees. Function can vary with age.