The Structure of DNA (The Double Helix) DNA is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).
(June 2012) (Learn how and when to remove this template message) Quarter marathon (QM) refers to either an exact race of a quarter of a marathon, or running for 10â15 kilometers (approx. 6.5â9 miles) without a rest. The former is held in many places around the world. Sisaket, a north-eastern province in Thailand, holds quarter marathons on the third Sunday of December every year.
Best Answer: Average walking speed is 2.5 mph, so six minutes is an average quarter-mile time. (For the math-impaired, here's how I did that: there are 10 quarter-miles in 2.5 miles, so it should take 1/10 of an hour to walk a quarter-mile. Dividing an hour by 10 gives you 6 minutes.)