What are the effects of having three copies of chromosome 21? About 95 percent of the time, Down syndrome is caused by trisomy 21 — the person has three copies of chromosome 21, instead of the usual two copies, in all cells. This is caused by abnormal cell division during the development of the sperm […]
What is diffuser in centrifugal compressor?
What is diffuser in centrifugal compressor? The diffuser is an important element of a compressor or pump. Its purpose is to reduce the velocity of the flow leaving the impeller resulting in an increase in pressure. The diffuser can be simply depicted as a nonrotating channel whose flow area increases in the direction of flow […]
Are telugus Aryans or Dravidians?
Are telugus Aryans or Dravidians? The Telugus like some other South Asians, are largely descend from a varied mixture of Pre-Dravidian tribes, Dravidian and Indo-Aryan people. Indian diaspora of Telugu origin are found widespread, especially in the USA, Myanmar, Malaysia, South Africa, Australia and Canada, mostly around the Anglosphere. Are Bengali Dravidians? Among all Bengalis, […]
How many generations of iPad MINI are there?
How many generations of iPad MINI are there? Apple has currently released five major iterations of the iPad mini; the first three having three variants and the fourth and fifth having two. Is iPad MINI 6 coming? Apple is expected to release the “iPad mini 6” in late 2021 with a new design, all-screen display, […]
How does kindle fire 10 compare to iPad?
How does kindle fire 10 compare to iPad? The Fire 10 HD Plus packs a gorgeous 10-inch HD screen, yet it doesn’t feel big at all. At 10.1 inches, it’s slightly smaller than the 10.2-inch iPad and 10.9-inch iPad Air. Still, it’s light and compact. There’s also the treasure trove of books elegantly handled through […]
Who introduced antiseptic spray during surgery?
Who introduced antiseptic spray during surgery? Joseph Lister, ‘Illustrations of the Antiseptic System’, Lancet ii, 667–668 (1867). Joseph Lister, ‘An Address on the Antiseptic System of Treatment in Surgery, Delivered before the Medico-Chirurgical Society of Glasgow’, Br. Med. Who invented sterilizing? When surgeon Joseph Lister died at the age of 84 on February 10, 1912, […]
Can you track stolen Garmin GPS?
Can you track stolen Garmin GPS? Garmin devices feature a GPS receiver that can only receive a GPS signal and cannot be; tracked remotely, map updates disabled, or accessed to delete contents on the device. When appropriate conditions are met, Garmin will assist law enforcement with an investigation regarding stolen, lost, or recovered property. How […]
Why do I drive better when drunk?
Why do I drive better when drunk? There is research that shows that motor skills learned while at a specific blood alcohol level, i.e. enough to cause a feeling of being drunk, are better at that specific blood alcohol level than when sober. Can you get good at drunk driving? Even when you’re driving sober, […]
How do you greet someone in Dutch?
How do you greet someone in Dutch? Hello and Other Greetings Hallo (“HAH low”)—Hello. Universal greeting for hello (and by far the easiest to say). Hoi (“hoy”)—Hi. Used more often with people you know. Goedemorgen (“KHOO duh MORE khen”)—Good morning. Goedenmiddag (“KHOO duh midakh”)—Good afternoon. Goedenavond (“KHOO dun AH fohnt”)—Good evening. What is Hello Amsterdam? […]
How does insensible perspiration happen?
How does insensible perspiration happen? Insensible perspiration is the loss of water through the skin which does not occur as perceivable sweat. Insensible perspiration takes place at an almost constant rate and reflects evaporative loss from the epithelial cells of the skin. Unlike in sweating, the fluid lost is pure water, i.e. no solutes are […]