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TRANSGENIC MICROBES, PLANTS AND ANIMALS Also called genetically modified organism (GM organisms), transgenic organisms contain in their genetic makeup foreign genes, that is genes from another species or another kind…
IMPORTANCE OF GENETIC ENGINEERING Genetic engineering or rDNA technology can be used for various purposes: To manufacture important compounds like vaccine, hormones, vitamins, antibodies etc. The production of these substances…
RECOMBINATNT DNA TECHNOLOGY One of the major applications of genetics is in genetic engineering which is also called recombinant DNA technology. In this technique the desired gene which is a…
GENETICS AND SOCIETY You have learnt from earlier lesson of this unit that genetics is the science of heredity and variation. After Mendel’s work was rediscovered in 1900, genetics progressed…
MUTATION A heritable change in the structure, content and organization of the genetic material that can be passed down to the next is termed a mutation. Mutation may occur in…
GENES AND PROTEIN SYNTHESIS The genes of an individual is its genotype, and the expression of genes results in the phenotype. For the study of protein synthesis you have to…
MOLECULAR INHERITANCE AND GENE EXPRESSION A cell contains the nucleus, nucleus contains chromosomes which bear genes. Genes carry the hereditary information. A zygote has the information for development and differentiation…
MITOCHONDRIAL INHERITANCE AS A CASE OF MATERNAL INHERITANCE Apart from the nucleus, mitochondria and chloroplasts also possess DNA. Till now you have studied about genes on the chromosomes present in…
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