Which Cells Are Dead in Phloem?

The main functions of the phloem are the transportation of sugars and mechanical support. The four types of phloem cells are: sieve tube cells , companion cells, fibers (the only dead cells in phloem), and parenchyma.

Which cells are dead cells in phloem?

Pholem mainly contains living cells (fibres are the only dead cells in the phloem). They comprise of xylem vessels, fibre and tracheids. They comprise of phloem fibres, sieve tubes, sieve cells, phloem parenchyma and companion cells.

Which parts are dead in phloem?

Phloem consists of four elements i.e. sieve tubes, companion cells, phloem Parenchyma and phloem fibers. Phloem fibers are the dead components or dead elements present in phloem.