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Alcohol Sanitizers and Coronaviruses Part of: GS Prelims and GS-III- S&T The novel coronavirus has a lipid envelope. Soap being a detergent destroys this envelope. The same is true for alcohol also. Structure of Lipid Envelope: SARS-CoV-2 particles, like other coronaviruses, are spherical and have proteins called spikes protruding from their surface. These spikes latch onto human cells, then undergo a structural change that allows the vi

01 April, 2020
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Exchange Traded Fund

Exchange Traded Fund An Exchange-Traded Fund (ETF) is a basket of securities that trade on an exchange, just like a stock. ETF reflects the composition of an Index, like BSE Sensex. Its trading value is based on the Net Asset Value (NAV) of the underlying stocks (such as shares) that it represents. ETF share prices fluctuate all day as it is bought and sold. This is different from mutual funds which only trade once a day after the market closes.