Optical isomerism
The replacement of hydrogen atom in an aliphatic or aromatic hydrocarbons by halogen atoms results in the formation of alkyl halide and aryl halide respectively.
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The Cell Unit Of Life
Introduction Cells are the basic units of life because they are the smallest structural and functional units of all living things . Building blocks Cells are the fundamental building blocks of all organisms whether they are made up of one cell like bacteria or many cells like humans . Independent existence Cells can replicate themselves independently and carry out all the vital functions for living such as nutrition, respiration, excretion, transportation, and reproduction. Structure Cells are surrounded by a cell membrane, which acts as a clear boundary between the cell's internal and external environments. Discovery of cell The English scientist Robert Hooke, in 1665, observed a tiny empty space in his glass bottom, which looked like a cell, so he named it cell as it looked like a bee's cell, which membrane was made of cellulose. Robert Hook published his work in his book micrographia.Robert Hook is called the father of cytology. Cell theory Cell th...
Introducing Myself
Hii I'm Nikhil Maurya From Sitapur Uttar Pradesh. I perceiving my study from Yugantar Vidya Mandir Belhara.