Transgenics in Crop Improvement

Transgenics in Crop Improvement Topics Covered in Transgenics  Resistance to biotic stresses Insect Resistance Virus Resistance Disease Resistance Herbicide Resistance Transgenic plants are the ones whose DNA is modified using genetic engineering techniques. A transgenic plant contains a gene or genes that have been artificially inserted. The inserted gene sequence is known as transgene, it may […]

Scintillation Counter and Ionization Chamber

Scintillation Counter A scintillation counter is very sensitive device used in nuclear physics for detection and measurement of high energy radiation. In principle, it is based on the fact that α-particles on striking a fluorescent material like zinc sulphide produce tiny flashes of light. These flashes are called scintillations and can be seen in the […]

Hill Climbing

Hill climbing is an example of an informed search method because it uses information about the search space to search in a reasonably efficient manner. The Hill climbing search always moves towards the goal. Using heuristics it finds which direction will take it closest to the goal. The name hill climbing is derived from simulating […]

Meaning, Definition and Applications of Artificial Intelligence

Artificial Intelligence Meaning “Intelligence is a state of grasping the truth, involving reason, concerned with action about what is good or bad for human being”. “Artificial is, what is not real or natural”. We may term intelligence possessed by human beings as real intelligence because human beings develop this intelligence on their own. Hence artificial […]

Short Notes on Entity, Attributes, Key

Entity An entity is ‘thing’ or ‘object’ in the real world that is distinguishable from all other objects. Object may be person, place, event etc. Types of Entity Strong Entity: Entities having its own attribute as primary keys are called strong entity. For example, STUDENT has STUDENT_ID as primary key. Hence it is a strong […]

Schema, Sub-schema, Instances, Data Independence

Schema A schema is plan of the database that give the names of the entities and attributes and the relationships among them. A schema includes the definition of the database name, the record type and the components that make up the records. Alternatively it is defined as a framework into which the values of the […]

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