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It is defined as the presence of chemicals and particulate in the atmosphere in quantities and pollution that are harmful to human health and environment. It occurs when the concentration of certain substances become high enough to cause the atmospheric environment to become toxic. Air pollution affects the human being very high because every human being inhales about 15-22 kg of air daily and if it polluted it will damage human health considerably.
Example: SO2, CO, Chlorofluoro-Carbon (CFC'S), Nitrogen oxide etc.
What is Barfoed's test and its principle? This test is a specific test for monosaccharides. Principle This test is also a copper reduction test but differs from Fehling
Q. Define Low - density lipoprotein? Ans. LDL is the major cholesterol-rich lipoprotein carrying approximately 70 per cent of plasma cholesterol. It serves to transport ch
Define Tests for the Presence of Exoenzymatic Activity? Microorganisms require various micro- and macro-nutrients for energy production and growth. These are obtained from the
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The first step of the purification of an integral membrane protein is to disrupt its interactions with other integral proteins and the lipids in the membrane. This is commonly ach
Explain Antigens ? A blood type, or group, is based upon the presence or absence of certain substances called antigens on the surface of the red blood cells. Antigens are subs
SQL's Fifth Concept - NULL Unfortunately, SQL embraces a fifth concept, called NULL, an apparently simple little thing but one that has pervasive effects on our usual underst
Indian tick typhus Indian tick typhus (Mediterranean spotted fever) is a tick-borne rickettsial infection caused by Rickettsia conori and is characterized by fever and a chara
Locomotory Structures Annelids possess three kinds of locomotory structures, namely parapodia, setae and suckers. Parapodia are segmentally arranged, lateral, hollow extensio
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