In this essay we will discuss about the simple and complex permanent tissues found in plants. Essay # 1. Simple Tissues: Simple tissues are composed of same type of cells, and thus are homogeneous in nature. The complex tissues, on the other hand, are heterogeneous, being composed of different types of cells. The third group of permanent tissue is the [...]
Read this essay to learn about:- 1. Origin and Distribution of Collenchyma Tissue 2. Cell Structure 3. Functions. Essay # 1. Origin and Distribution of Collenchyma Tissue: Ontogenetically, collenchyma cells develop from certain elongated cells resembling procambium which are formed in the very early stages of differentiation of the meristem. Sometimes less specialised collenchyma originates from the ground meristem. Some [...]
In this essay we will discuss about the primary tissues found in the dicotyledonous and monocotyledonous stem of plants. Essay # 1. Primary Tissues Found in Dicotyledonous Stem: Anatomically, the stem possesses the dermal tissue system which forms the epidermis, vascular tissue system which forms the vascular bundles and the ground tissue system which includes rest of the tissues found [...]