Gram negative bacteria, cell wall, diseases

WHAT ARE GRAM NEGATIVE BACTERIA? Gram-negative bacteria are bacteria that do not retain crystal violet dye in the Gram staining protocol due to a thinner ...
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PLANT CELL, DEFINITION, STRUCTURE, TYPES

diagram of plant cell
PLANT CELL DEFINITION A Cell represents the smallest structural and functional unit of life. Plants are multicellular eukaryotic organisms and belong to the kingdom Plantae. ...
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Krebs cycle, mnemonics, steps, regulations

The Krebs cycle is a sequence of reactions in mitochondria that occurs in all aerobic organisms to release stored energy. Krebs cycle is also known ...
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THE COMPLEMENT SYSTEM: PATHWAYS, REGULATIONS

alternative pathway of complement system
The term complement refers to a set of serum proteins that eliminate blood and tissue pathogens. The complement system exists in an inactive state in ...
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Tolerance and Autoimmunity: mechanism, treatment

TOLERANCE DEFINITION Tolerance is specific immunologic unresponsiveness. In other words, it is a condition when an immune response to a certain antigen or epitope does ...
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Mendelian law and his experiment

MENDELIAN LAW Mendelian laws of heredity did not come into the limelight until 1900 when three botanists—Hugo de Vries, Erich von Tschermak, and Carl Correns—began ...
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Immunoglobulins: structure and functions

ANTIBODIES Antibodies are globulin proteins (immunoglobulins) that will produce in response to antigens. Immunoglobulins are also known as antibodies. They are incredibly diverse and specific ...
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Types of Immunity: innate and adaptive

What is Immunity? Immunity is the ability of an organism to resist a particular infection or toxin by the action of specific antibodies or sensitized ...
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Meiosis, Stages, Meiosis vs Mitosis

WHAT IS MEIOSIS? Meiosis is a specialized kind of cell cycle that reduces the chromosome number by half, resulting in the production of haploid daughter ...
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Checkpoints and Regulation of Cell Cycle

The cell cycle is an orderly series of events that take place in a cell leading to duplication of its DNA and division of cytoplasm ...
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