The key difference between direct and indirect hormone action is that direct hormone action occurs when hormones directly act on non-endocrine tissues while indirect hormone action occurs when hormones modulate the secretory activity of other glands. Hormones are chemical messenger secreted into the bloodstream. They can be amino acid derivatives, peptide hormones or lipid derivatives. […]
Archives for January 2021
Difference Between Steroid and Corticosteroid
The key difference between steroid and corticosteroid is that steroids are components in biological systems and can alter the membrane fluidity in cell membranes and act as a signalling molecule, whereas corticosteroids are a type of steroid hormones. Steroids are biological components that are important in cell regulation processes. Corticosteroids are a type of steroids; […]
Difference Between Radioactive Contamination and Irradiation
The key difference between radioactive contamination and irradiation is that radioactive contamination occurs when there is direct contact with radioactive substances, whereas irradiation occurs when there is indirect exposure to radioactive substances. Radioactivity is the process in which particles are emitted from nuclei as a result of nuclear instability of a material. These materials are […]
Difference Between Ribitol and Glycerol Teichoic Acid
The key difference between ribitol and glycerol teichoic acid is that ribitol teichoic acid contains polyribitol phosphate units in the main chain, while glycerol teichoic acid contains poly-glycerol phosphate units in the main chain. Teichoic acid is a compound found in the cell wall of most Gram-positive bacteria. Teichoic acids are copolymers of glycerol phosphate […]
Difference Between Gravimetric and Titrimetric Analysis
The key difference between gravimetric and titrimetric analysis is that gravimetric analysis measures the quantity of an analyte using weight, whereas titrimetric analysis measures the quantity of an analyte using volume. An analysis is a technique where we can measure the amount of an unknown compound with the use of a known amount of a […]
Difference Between Orthoboric Acid and Metaboric Acid
The key difference between orthoboric acid and metaboric acid is that orthoboric acid occurs only in the molecular form, whereas metaboric acid can occur in both molecular and polymeric forms. Orthoboric acid is another name for boric acid or boric powder in common terms. Metaboric acid is a derivative of boric acid. CONTENTS 1. Overview and […]
Difference Between Regeneration and Fibrosis
The key difference between regeneration and fibrosis is that regeneration involves replacing injured cells with cells of the same type while fibrosis involves replacing parenchyma tissue with connective tissues, leading to the formation of permanent scar tissue. Repairing of the damaged tissue is a fundamental biological process. This process replaces dead and damaged cells orderly, […]
Difference Between Culture and Media in Microbiology
The key difference between culture and media in microbiology is that culture in microbiology is a method of growing and maintaining microorganisms in vitro for different analysis while media in microbiology are solid or liquid formulations which contain nutrients and other necessary materials to support the growth of microorganisms and cells. Microorganisms are tiny organisms […]
Difference Between Oxirane Glycidyl and Epoxy Groups
The key difference between oxirane glycidyl and epoxy groups is their reactivity. Oxirane is a chemical compound that is less reactive while the glycidyl group is a functional group that is reactive and an epoxy group is a functional group that is comparatively more reactive. The term oxirane is used by the IUPAC to refer to […]
Difference Between Filgrastim and Lenograstim
The key difference between filgrastim and lenograstim is that filgrastim is a recombinant methionyl human G CSF which is expressed by E. coli while lenograstim is a glycosylated recombinant human G CSF which is expressed by Chinese hamster ovarian cell lines. Granulocyte colony-stimulating factor (G CSF) is a protein secreted by many cells such as endothelial cells, monocytes and fibroblasts […]
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