DENDROLOGY

Detailed explanation-1: -In vascular plants, phloem is the living tissue that carries organic nutrients (known as photosynthate), particularly sucrose; a sugar, to all parts of the plant.

Detailed explanation-2: -Kallarackal and Komor (1989) demonstrated that glucose and fructose are transported in the phloem of Ricinus communis if the cotyledons are incubated in these sugars.

Detailed explanation-3: -It is a kind of complex permanent tissue found in plants. It contains tubes but does not perform any mechanical function. It is comprised of four elements, namely; sieve tubes, companion cells, phloem parenchyma, and phloem fibers. More items