Phases of Cell cycle
In both unicellular and multicellular eukaryotes, the cell reproduction is a cyclic process of growth, nuclear division and usually cytoplasmic division called cell cycle. Cell […]
Acetate utilization test: Principle, media composition, Procedure and Results
Principle of Acetate utilization test: Acetate agar is employed to test an organism’s ability to utilize acetate. The medium consists of sodium acetate as the […]
Biosensors: Components, Working principle and Types
Biosensors: Analytical devices that consists a combination of biological detecting elements like sensor system and a transducer is termed as biosensor. Biosensors can be defined […]
Biofertilizer- Advantages, Types, methods of application and Disadvantages
Biofertilizer Biofertilizers are the substances of biological origin (microorganisms), which when added to the soil enhances its fertility and promotes plant growth. Broadly, biofertilizer constitutes […]
Environment and its components
Concept of environment and ecology The combination of biotic and abiotic factors composes environment, which surrounds us and other organisms. Abiotic factors includes water, air, […]
Food chain, food web and ecological pyramids
Food chain The food chain is an ideal representation of flow of energy in the ecosystem. In food chain, the plants or producers are consumed […]
Bioremediation of hydrocarbons, heavy metals and xenobiotics
I. Bioremediation of Hydrocarbons Petroleum and its products are best examples of hydrocarbons and possess much economic importance. Oil constitutes of a variety of hydrocarbons, […]
Phytoremediation: Classification, Mechanisms, Applications and limitations
Phytoremediation Phytoremediation is a bioremediation process that employs varieties of plants to eliminate, transfer, maintain, extract or degrade contaminants in the soil and groundwater. Classification […]
Bacitracin test: Principle, Requirements, Procedure, Results interpretations, Limitations
Principle: Bacitracin is the antibiotic produced by Bacillus licheniformis and this drug interferes the formation of peptidoglycan, a major component of bacterial cell wall. Bacitracin blocks bactoprenol […]
In situ and Ex situ bioremediation
In situ bioremediation: In situ bioremediation is the toxic removal technology where micro-organisms feed on contaminants and dissolve contaminants for biotransformation. Biotransformation is a very […]