General Histology

Mitochondria: The Power-House Of The Cell Write a short note on mitochondria. Answer. The mitochondria are sausage-shaped double membrane-bound cell organelles present in the cell cytoplasm. They are called powerhouses of the cell because they generate energy in the form of adenosine triphosphate (ATP). Each mitochondrion is made up of two parallel membranes, which … [Read more...] about Mitochondria: The Power-House Of The Cell

Transitional Epithelium: Structure And Function Write a short note on the Transitional Epithelium. Answer. The transitional epithelium (urothelium) is a special variety of stratified epithelium. "Best Ways To Understand Transitional Epithelium Structure" Transitional Epithelium Characteristic features Cells are arranged in five to six layers. Deeper cells … [Read more...] about Transitional Epithelium: Structure And Function

Connective Tissue: Types, Function, Examples, Disorders Question 1. Enumerate the cells Present in the Connective Tissue. Answer. The cells present in the connective tissue are of two types: fixed and free cells. The fixed cells are long-lived and always remain in the connective tissue, while the free cells are short-lived wandering cells that are continuously replaced by … [Read more...] about Connective Tissue: Types, Function, Examples, Disorders

The Differences Between Mitosis And Meiosis Question 1. Describe the meiosis in brief without giving its stages. Answer. The meiosis is a special type of cell division that occurs only in germ cells. By meiotic division, the diploid germ cell gives rise to four haploid gametes. Meiosis involves two successive cell divisions: meiosis 1 and meiosis 2. Before meiosis, the … [Read more...] about The Differences Between Mitosis And Meiosis

Lymphoid Tissue Question 1. What is lymphoid tissue? List its main functions. Answer. The lymphoid tissue is a kind of specialized connective tissue. It is made up of a meshwork of reticular cells and reticular fibers (supporting framework) and a large number of lymphocytes occupying the spaces within the meshwork. The other cells present in the lymphatic tissue are plasma … [Read more...] about Lymphoid Tissue and MALT: Structure, Functions, And Classification of Lymphoid Organs