What do you mean by antigenic drift?

What do you mean by antigenic drift? One way influenza viruses change is called “antigenic drift.” These are small changes (or mutations) in the genes of influenza viruses that can lead to changes in the surface proteins of the virus: HA (hemagglutinin) and NA (neuraminidase). What happens antigenic drift? Antigenic drift, random genetic mutation of […]

What do the symbols on eBay mean?

What do the symbols on eBay mean? About icons My eBay has different icons to help you see the status of your activity. In some cases, an icon can appear either blue or gray , Blue means the action has been completed; gray means the action hasn’t been completed. What is eBay’s full name? The […]

What is 98% of the world?

What is 98% of the world? On Friday, the company revealed in a blog post that Google Earth now covers more than 98 percent of the world, and has captured 10 million miles of Street View imagery. How many people are using Google Map? Most popular mapping apps in the United States as of April […]

What do numbers mean on fire extinguisher?

What do numbers mean on fire extinguisher? Each whole number increase in the rating increases the panel dimensions by 2 feet. The number before the B indicates the area of the liquid spill, which is burning, that the extinguisher can extinguish. A 1B rating would extinguish a 2.5 square foot liquid fire and a 2B […]

How do indicators help us see?

How do indicators help us see? an indicator helps us to see the ______________during a titration experiments by causing the color change. an indicator helps us to see the equivalence point (or end point of the valuation) during a titration experiments by causing the color change. How are indicators used in everyday life? Everyday uses […]

What does Wonned mean?

What does Wonned mean? verbWord forms: wons, wonning or wonned. (intransitive) archaic. to live or dwell. Collins English Dictionary. What is the definition of won won? (Entry 1 of 3) past tense and past participle of win. How do you spell Wons? won won 2 [ wuhn, woon, wohn ] SHOW IPA. / wʌn, wʊn, […]

Do I really need a spare tire?

Do I really need a spare tire? If you take a lot of road trips, routinely drive in places with long distances between service stations, or travel a lot on rougher roads, you need a spare tire. Getting a flat in rural areas means you could be a hundred miles or more to the nearest […]

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