The Vascular Bundle in the Shape of a Single Central

Question

The vascular bundle in the shape of a single central cylinder in a root is called the
A)cortex.
B)stele.
C)endodermis.
D)periderm.
E)pith.

Accepted Answer

The central cylinder of vascular tissue in a root is called the stele. The cortex is the layer of tissue surrounding the stele, the endodermis is a specialized layer of cells surrounding the vascular tissue within the stele, the periderm is the outermost layer of cells in woody roots and stems, and the epithelium is a layer of cells that covers external and internal surfaces in animals.