Biological Membranes

Page 1 of 50 - About 500 essays
  • Biological Membranes: The Structure Of Biological Membranes

    1051 Words  | 5 Pages

    Membranes play an integral function in trapping and securing metabolic products within the borders of a cell within an aqueous environment. Without a selectively permeable border surrounding sites of anabolic function, potential useful products of this metabolism would simply diffuse away in the aqueous environment contained within and surrounding the cell. However, securing metabolites within the cell also comes with a price of not being able to acquire potentially useful compounds from the surrounding

  • Membranes in Biological Systems

    1004 Words  | 5 Pages

    Membranes in Biological Systems Biology is never far from the headlines. You may not know it but biology affects our everyday lives in ways which would bore you! Have you ever wondered what a cell membrane or a cell was made of? Cells are surrounded by thin membranes; it is these cell membranes which separate inside from out, life from non-life. It is believed that a cell or plasma membrane similar those of today's cells defined the boundary of the first cell nearly

  • What Are The Major Components Of Biological Membranes And How Do They

    2577 Words  | 11 Pages

    What Are The Major Components of Biological Membranes And How Do They Contribute To Membrane Function?. Summary. The role of the biological membrane has proved to be vital in countless mechanisms necessary to a cells survival. The phospholipid bilayer performs the simpler functions such as compartmentation, protection and osmoregulation. The proteins perform a wider range of functions such as extracellular interactions and metabolic processes. The carbohydrates are found in conjunction with both

  • Membrane Fouling In Membrane Process

    3271 Words  | 14 Pages

    Fouling in membrane process is generally concerned with deposition and accumulation or adsorption of non-dissolved matter on the membrane surface or in the pores of the membrane. . Fouling in general reduces the active area of the membrane, which primarily results in the reduction in the flux. These causes cake layer formation and pore clogging. The membrane that employed in MBR systems are usually either microfiltration (MF) or ultrafiltration (UF). The high cost of the membrane and the fouling

  • History Of Cell Membrane

    419 Words  | 2 Pages

    twentieth century, little was known about cell membranes. Until the early 1950s, the biological cell membrane was rarely mentioned in scientific literature. It was recognised that something was probably there, but hardly anything about it was known. Considering the lack of technical equipment available a century ago, scientists such as Charles Overton and Edwin Gorter were not only exploring new territory in looking at the properties of cell membranes, but laying the way for future cell biologists

  • How the Dialysis Tubing Compares to the Cell Membrane

    1029 Words  | 5 Pages

    In life, it is critical to understand what substances can permeate the cell membrane. This is important because the substances that are able to permeate the cell membrane can be necessary for the cell to function. Likewise, it is important to have a semi-permeable membrane in the cell due to the fact that it can help guard against harmful items that want to enter the cell. In addition, it is critical to understand how water moves through the cell through osmosis because if solute concentration is

  • Cell membrane

    993 Words  | 4 Pages

    In life, it is critical to understand what substances can permeate the cell membrane. This is important because the substances that are able to permeate the cell membrane can be necessary for the cell to function. Likewise, it is important to have a semi-permeable membrane in the cell due to the fact that it can help guard against harmful items that want to enter the cell. In addition, it is critical to understand how water moves through the cell through osmosis because if solute concentration is

  • Cell Structure Of Cytoplasm

    1103 Words  | 5 Pages

    Cytoplasm refers to all of the cellular material inside the plasma membrane, other than the nucleus. Cytoplasm is made up of a watery substance called cytosol, and contains other cell structures such as ribosomes. Ribosomes are structures in the cytoplasm where proteins are made. DNA is a nucleic acid found in cells. Cell Structure. ... It includes features from all cell types. A cell consists of three parts: the cell membrane, the nucleus, and, between the two, the cytoplasm. Within the cytoplasm

  • MBR Case Study

    1807 Words  | 8 Pages

    [15]. Another study was performed on treating pharmaceutical WW focusing on acetaminophen as a main pollutant generated with wastes and it approved the significance of using MBR to treat the WW and how the effluent is high quality compared to other biological methods. [Farshid Pajoum Shariati] 5.1.2 Cosmetic Wastewater: Another source that pollutes the water is the wastes generated form cosmetic industries [Inès Friha, Fatma Karray]. Cosmetic materials consist of high COD values, fats, oils, and cleaners

  • Liposomes Essay

    541 Words  | 3 Pages

    Liposomes are Drug-Delivery Vehicles Liposomes are artificial prepared vesicles which are composed of the lipid bilayer. They can be used as a vehicle for nutrients and pharmaceutical drug administration. Liposomes are prepared by disrupting the biological membranes by sonication. Liposomes are closed vehicles that contain both lipophilic and a hydrophilic region. The formation of these vesicles is made by hydrating a mixture of cholesterol and a phospholipid. There are many different approaches to delivering

Previous
Page12345678950