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Imtiaz Siddiqui

pinocytosis

Pinocytosis- Definition, Steps, Types, Examples (Vs. Phagocytosis)

Pinocytosis Definition Pino, which means “to drink” and cytosis which means “related to the cell” are the two terms that make up the phrase ‘Pinocytosis’. This is an endocytosis which involves the passage of minute particles floating in extracellular fluid via cell membrane pores. It is a general method of internalizing fluid and dissolved nutrients …

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peroxisomes

Peroxisomes- Definition, Structure, Functions And Diagram

Peroxisomes Definition A range of metabolic processes including various elements of energy metabolism use oxidative enzymes found in peroxisomes, which are tiny, membrane-enclosed cellular organelles. These are regarded as a significant subset of microbodies that are present in both plant and animal cells. After having already been characterized, they were recognized as organelles by Belgian …

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Hydrogen Sulfide Test

Hydrogen Sulfide Test: Principle, Procedure, Uses, & Interpretation

Hydrogen Sulfide Test Definition The capacity of some microbes to break down molecules containing Sulphur (Sulphur) into hydrogen sulphide (H2S) during metabolism is frequently used as a laboratory test for microbiological confirmation. Methods for detecting H2S generation by bacteria are affected by the supply of Sulphur and the metal salts employed to indicate H2S creation. …

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Arteries Vs Veins

Arteries Vs Veins: Definition And Major Differences

Arteries Vs Veins Overview The two primary types of blood vessels in the body through which blood flows are arteries and veins. The veins return deoxygenated blood from the tissue capillaries to the heart while the arteries transport oxygenated blood away from the heart. Arteries Vs Veins S.N. Character Arteries Veins 1.       Definition Blood vessels …

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Endoplasmic Reticulum (ER)

Endoplasmic Reticulum (ER)- Definition, Structure, Functions And Diagram

Endoplasmic Reticulum (ER) Definition The endoplasmic reticulum (ER) is a vast network of membrane-limited channels that is found in the cytoplasm of the majority of animal cells. The endoplasmic reticulum is so-called because, under a light microscope, it seems to be a “net in the cytoplasm.” Only eukaryotic cells include the endoplasmic reticulum. However, the …

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Plasmodesmata

Plasmodesmata- Definition, Structure, Functions And Diagram

Plasmodesmata Definition Each tiny cytoplasmic channel, known as a plasmodesma, that connects a live cell to its next living cell in a higher plant is able to pass through the walls of the intervening cells. They function as cell wall tunnels that allow the cells in a tissue communicate with one another. Each plasmodesma connects …

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flagella

Flagella- Definition, Structure, Types, Arrangement, Functions, Examples

Flagella Definition The hair-like structure protruding from some plant and animal cells are known as a flagellum or flagella. These are crucial for a variety of physiological processes carried out by the cell. “Flagellum” refers to the long, slender form of the structure, which resembles a whip and is derived from the Latin word for …

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DNA

DNA- Structure, Properties, Types, Forms, Functions

DNA Definition DNA is a molecule that contains the instructions necessary for an organism’s development, survival, and reproduction. These instructions are transferred from parents to children and are present in every cell in the body. Nucleic acid is one of the four fundamental varieties of macromolecules recognized as essential for all forms of life. A …

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Serum Vs Plasma

Serum Vs Plasma- Definition And 17 Major Differences

Serum Vs Plasma Definition Differences between Serum Vs Plasma Here are the major differences: S.N. Characteristics Serum Plasma 1 Definition The clear yellow fluid separated when blood is allowed to clot freely. Yellowish and slight alkaline fluid in which blood cells suspended. 2 Clotting factors It is the watery fluid from blood without the clotting …

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