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 Parenchyma Tissue 2. Cell Structure 3. Functions. Essay # 1. Origin and Distribution of Parenchyma Tissue: The parenchyma of cortex and the pith, of the mesophyll of leaves, and of the floral parts originate from the ground meristem and protoderm. The primary and secondary xylem and phloem parenchyma are [...]
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 [...]