Catharanthus roseus: The Medicinal Plant
Catharanthus roseus: The Beautiful Medicinal Plant with Remarkable Healing Potential Introduction Catharanthus roseus, commonly known as Madagascar periwinkle, is one of the most beautiful and scientifically important flowering plants in the world. Known…
Impact of Science in Daily Life
Science plays a vital role in our everyday life, making our lives easier, safer, and more comfortable. From the smartphones we use and the transportation we rely on to modern medicine, electricity, and the internet, science influences almost every aspect…
Escherichia coli: Characteristics, Structure, Pathogenicity and Applications
Escherichia coli: From Gut Microbe to Model Organism E.coli is a gram negative, facultative anaerobic, rod shaped and nonsporulating coliformbacteria that belongs to the Enterobacteriaceae family. In 1884, the German microbiologistand pediatrician…
Lemongrass (Cymbopogon citratus): A Medicinal and Aromatic Grass
Lemongrass (Cymbopogon citratus): Traditional Uses and Therapeutic Potential Lemongrass is a tropical perennial grass which belongs to the family Poaceae. Cymbopogon citratus (DC) Stapf. Commonly known as lemongrass. Lemongrass is a medicinal plant.…
Plasmid : Definition and properties
What is plasmid? ​A plasmid is a small, circular, double strand DNA that replicate independently. They are found in bacteria, and archae. Plasmids can be transferred from one cell to another. ​The term plasmid was coined by Joshua Lederberg in 1952. ​Ti…
Speciation
Speciation is the evolutionary process by which new biological species arise. The biologist Orator F. Cook seems to have been the first to coin the terms speciation for the ‘splitting’ of lineages or cladogenesis as opposed to…
what is Callus
Callus: ​i) Mass of unorganized plant parenchyma cells derived from plant tissue. ​ii) Plant growth regulators such as auxin, gibberellin, cytokinins are into supplemented to initiate into the medium to callus formation.
Somatic embryo
Somatic embryo: ​i) Where a plant or embryo from a single somatic cell. ​ii) Somatic embryos are formed plant cell. ​iii) No endosperm or seed coat is formed.
Zone of Inhibition
​i) About of a million of cells from a single strand strain are spread over the agar plate using a swab. ​ii) If the bacterial or fungal strain is susceptible to the antimicrobial agent, then a zone of inhibition appear on the agar plate. ​So,…
Polymerase Chain Reaction (PCR)
Polymerase Chain Reaction (PCR) ​The Polymerase Chain Reaction (PCR) is a laboratory (in vitro) technique for generating large quantities of a specified DNA. Obviously, PCR is a cell-free amplification technique for synthesizing multiple identical copies…
Endospore
Endospore ​Certain Gram(+)ve bacteria produce special structures that are able to overcome unfavourable conditions such as heat, UV radiation, nutrient deficiency conditions. This structure is called endospore. ​Endospore produced from a vegetative cell…
Foldscope: used as a research tool
Foldscope as a amazing research tool Abstract : In today, technology has been increases day by day. Manufacturing technologies has facilited the development of expensive scientific devices and labrotary equipment. Cells can only observed with the…
