Foundations of Modern Biology Much of modern biology can be encompassed within five unifying principles: Cell theory, Evolution, Genetics, Homeostasis and Energy. Cell Theory Cells in culture, stained for keratin…
Historical Background of Biology The term of Biology is derived from the Green word (bios, “life” and the suffix, -logia, “study of”). Although biology in its modern form is a…
01st & 02nd October 2023 03rd October 2023 04th October 2023 05th October 2023 06th October 2023 07th October 2023 08th & 09th October 2023 10th October 2023 11th October…
BIOTECHNOLOGY At home we prepare food items such as yoghurt (curd), cake, bread, idli and dosa etc. by the action of tiny microorganisms, the bacteria and fungi. Brewers use yeast…
GENETIC COUNSELLING You have earlier learnt about dominant and recessive genes. If a child receives a dominant gene from one parent and its recessive from the other parent (heterozygous condition)…
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…
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