Biology

Enzyme: Enzymes are colorless, liquid and protein made substances secreted from exocrine glands which speed up or retardate the rate of chemical reactions and after…

ATP:  The full meaning of ATP is adenosine tri-phosphate. One molecule of ATP is formed by the combination of one molecule of nitrogen base named…

The vacuole is the membrane bound space found in the cytoplasm. It contains water, sap, excretory product and other materials not useful for the cell.…

Lysosome is membrane-bound vesicular structures formed by the process of packaging in the Golgi apparatus. The isolated lysosomal vesicles have been found to be very rich…

Camillo Golgi (1898) first observed densely stained reticular structures near the nucleus. These were later named Golgi bodies after him. They consist of many flat,…

Electron microscopic studies of eukaryotic cells reveal the presence of a network or reticulum of tiny tubular structures scattered in the cytoplasm that is called…

While each of the membranous organelles is distinct in terms of its structure and function, many of these are considered together as an endomembrane system…

A non living rigid structure called the cell wall forms an outer covering for the plasma membrane of fungi and plants. Cell wall not, only…

The detailed structure of the membrane was studied only after the advent of the electron microscope in the 1950s. Meanwhile, chemical studies on the cell…

The Eukaryotic Cells include all the protists, plants, animals and fungi. In eukaryotic cells, there is an extensive compartmentalization of cytoplasm through the presence of…