Questions

Capillaries Tiny blood vessels connecting arteries to veins. These blood vessels carry oxygen

and nutrients to individual cells. Capillaries are the smallest blood vessels in the body, and have

walls only one or two cells thick. (Their diameter is 5 to 10 micrometers, or 5 to 10 millionths of

a meter.)

Capillaries connect arterioles and venules, which are the smaller extensions of the larger arteries and veins.

Railway Coaches and wagons are manufactured in Perambur, Chennai.

Luanda, the capital of Angola, has topped the list of most expensive cities for expatriates, according to Mercer’s 23rd annual Cost of Living Survey. Hong Kong has acquired 2nd position, followed by Tokyo, Zurich, Singapore, Seoul and Geneva. From India, Mumbai is the most expensive city for expatriates that has ranked 57th on the list, followed by New Delhi (99), Chennai (135), Bangalore (166) and Kolkata (184). The Mercer’s survey includes 209 cities across five continents. The world’s least expensive cities for expatriates, according to Mercer’s survey, are Tunis (209), Bishkek (208) and Skopje (206). Mercer’s authoritative survey is one of the world’s most comprehensive, and is designed to help multinational companies and governments determine compensation allowances for their expatriate employees.

Hispar and Beturaof the Hunza valley are over 57km long. They are the largest glaciers. Biafo and Baltaro of the shigar valley are 60 km long

ddNTPs - Dideoxynucleotides and abbreviated as ddNTPs.

They are chain-elongating inhibitors of DNA polymerase, used in the Sanger method for DNA sequencing.

They have a hydrogen at the 3’ carbon of the ribose sugar.