In this article we will discuss about Seed. After reading this article you will learn about: 1. Structure of Seed 2. Imbibition of Seed. Structure of Seed: The seed is derived from the fertilized ovule. The structures that can be recognized during the development of seed are: (i) The Testa: Derived from one or both integuments of the ovule. The [...]
The following points highlight the three main biochemical changes during germination. The changes are: 1. Respiration 2. Protein and Nucleic Acid Synthesis 3. Mobilization of Stored Reserves. Biochemical Change # 1. Respiration: In the imbibed seed, all the three respiratory pathways, viz., glycolysis, pentose phosphate pathway and citric acid cycle are active in varying degrees. These play a vital role [...]
Let us learn about Seeds. After reading this article we will learn about: 1. Definition of Seed 2. Structure of Seed. Definition of Seed: A true seed is defined as a fertilized mature ovule that possesses embryonic plant, stored material, and a protective coat or coats. Seed is the reproductive structure characteristic of all phanerogams. The structure of seeds may [...]