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Mahi

DNA vs RNA – Main Differences Between DNA and RNA‎

Mahi Jan 20, 2019 0

RNA is quite similar to DNA but differs in many aspects; RNA nucleotides contain Ribose sugars whereas DNA contains de-oxy-ribose (a type of ribose that lacks one oxygen atom) on the other hand RNA uses predominantly uracil (U) instead…
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Differences between Innate Immunity and Adaptive Immunity

Mahi Sep 12, 2018 0

S.N. Characteristics Innate Immunity Adaptive Immunity 1. Synonyms Nonspecific, natural immunity Specific, acquired immunity 2. Outline The defence mechanisms that are non-antigen specific and immediately come into play on the…
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DNA Fingerprinting- Principle, Methods, Applications

Mahi Sep 4, 2018 0

DNA fingerprinting or DNA profiling is a process used to determine the nucleotide sequence at a specific part of the DNA that is unique in all human beings. The process of DNA fingerprinting was invented by Sir Alec Jeffrey at the…
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Prokaryotes vs Eukaryotes – Main Differences and Comparison

Mahi Jul 31, 2018 0

Prokaryotic cells, as well as eukaryotic cells, both are two fundamental classes of cells. All organisms are formed from the basic fundamental unit of life i.e. cells. Human is a eukaryote. Human cells are eukaryotic cells. Eukaryotes…
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Litmus Milk Medium Test- Lab Practical

Mahi May 30, 2018 0

To differentiate microorganisms based on various metabolic reactions in litmus milk, including fermentation, reduction, clot formation, digestion, and the formation of gas. Litmus Milk is used primarily to differentiate members within…
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Urease Test- Principle, Procedure and Result

Mahi May 27, 2018 0

Objective To determine the ability of the organism to hydrolyse urea by the action of urease enzyme. Principle Urea is a nitrogen-containing compound that is produced during decarboxylation of the amino acid arginine in the urea cycle.…
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Properties and Function of different classes of Antibodies

Mahi May 10, 2018 0

Antibodies are glycoproteins produced in membrane-bound or secreted form by B lymphocytes in response to exposure to foreign structures known as antigens. The human immunoglobulins are a family of proteins that confer humoral immunity and…
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Cytokines- Mechanism of action and Functions

Mahi May 9, 2018 0

Cytokines Cytokines are a family of small proteins that mediate an organism’s response to injury or infection. Cytokines operate by transmitting signals between cells in an organism. Minute quantities of cytokines are secreted, each…
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Blood Agar- Composition, Principle, Preparation and Uses

Mahi May 7, 2018 0

Blood Agar is a general purpose enriched medium used to grow fastidious organisms and to differentiate bacteria based on their hemolytic properties. It is a highly nutritious medium generally used as a basal medium for preparing blood agar…
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Biochemistry

Protein Structure- Primary, Secondary, Tertiary and Quaternary

Mahi May 6, 2018 0

Four levels of hierarchy in protein conformation can be described. A. Primary Structure Primary Structure refers to the order of the amino acids in the peptide chain. 1. The free α-amino group, written to the left, is called the…
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