Cell Membrane Multiple Choice Questions(MCQs) and Answers

General Knowledge on Cell Membrane | Cell Biology CONCEPTS & THEORIES of Cell Membrane QUESTIONS Cell Membrane Multiple Choice Questions(MCQs) and Answers 1 Cell theory is not applicable to _________ a Virus b Micro organisms c Fungi d Algae Answer: Virus 2 Glycocalyx is associated with ___________ a Cell wall b Plasma membrane c Nucleus …

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Various types of proteins within the Cell membrane

General Knowledge on Cell Membrane | Cell Biology | cell-biology Various types of proteins within the Cell membrane In the cell membrane, there are various types of proteins. The names and functions of a few examples are listed as follows: 1. Channel protein: They span the entire membrane and form pores through which water, ions …

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Role of Proteins within the Cell membrane

General Knowledge on Cell Membrane | Cell Biology | cell-biology Role of Proteins within the Cell membrane Proteins are one of the most important bio-molecules in the cells. They have several functions such as: 1. Structural function: Provide shape and structure to the cells. Such as: cytoskeleton constituting the actins, microtubules and microfilaments. 2. Enzymatic …

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Cell membrane referred to as the “plasma membrane”

General Knowledge on Cell Membrane | Cell Biology | cell-biology Cell membrane referred to as the “plasma membrane” The cell membrane is also called the plasma membrane, or plasmalemma, because “plasma” is another term for cytoplasm. So, the plasma membrane is the membrane surrounding the plasma. The plasma is the “filling” of the cell, and …

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Graphic of Fluid Mosaic Model for Cell Membrane

General Knowledge on Cell Membrane | Cell Biology | cell-biology Graphic of Fluid Mosaic Model for Cell Membrane 1. Cell membranes are selective barriers that separate individual cells and cellular compartments. 2. Membranes are assemblies of carbohydrates, proteins, and lipids held together by non-covalent forces. They regulate the transport of molecules, control information flow between …

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Carbohydrates in the Cell membrane

General Knowledge on Cell Membrane | Cell Biology | cell-biology Carbohydrates in the Cell membrane Carbohydrates are the third major component of plasma membranes. In general, they are found on the outside surface of cells and are bound either to proteins (forming glycoproteins) or to lipids (forming glycolipids). Carbohydrates on the cell membranes are usually …

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Cell Membrane Bilayer Structure

General Knowledge on Cell Membrane | Cell Biology | cell-biology Cell Membrane Bilayer Structure Lipid Bilayer Phospholipids form the basic structure of a cell membrane, called the lipid bilayer. Scattered in the lipid bilayer are cholesterol molecules, which help to keep the membrane fluid consistent. Membrane proteins are important for transporting substances across the cell …

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Cell Membrane Biochemistry

General Knowledge on Cell Membrane | Cell Biology | cell-biology Cell Membrane Biochemistry The study of membrane biochemistry focuses simplified self-assembled model membranes of lipids and proteins to membranes of living cells, and by using different complementary approaches, including molecular biology, chemical synthesis, analytical tools and advanced biophysical methods. Biological membranes are fascinating dynamic barriers …

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Cell Membrane less Organelles

General Knowledge on Cell Membrane | Cell Biology | cell-biology Cell Membrane less Organelles Ribosomes (70S & 80S): All prokaryotes have 70S (where S=Svedberg units) ribosomes while eukaryotes contain larger 80S ribosomes in their cytosol. The 70S ribosome is made up of a 50S and 30S subunits. The 50S subunit contains the 23S and 5S …

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Cell Membrane bound Organelles

General Knowledge on Cell Membrane | Cell Biology | cell-biology Cell Membrane bound Organelles Endoplasmic reticulum: The endoplasmic reticulum is a type of organelle made up of two subunits – rough endoplasmic reticulum, and smooth endoplasmic reticulum. Golgi bodies: The Golgi apparatus is an organelle in eukaryotic organisms that moves molecules from the endoplasmic reticulum …

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