DNA is made up of a phosphate group, a deoxyribose (sugar), and a nitrogen base. The nitrogen base can be broken down into 4 types(nucleotides): adenine, guanine, thymine, or â¦ cytosine; and categorized into purines: adenine and guanine; and pyrimidines: cytosine or thymine.
The 2017 BMW X5 costs $55,500 in its base sDrive35i trim level, which features a 300-horsepower six-cylinder engine, an eight-speed automatic transmission, rear-wheel drive, a 10.2-inch infotainment screen, navigation, parking sensors, heated front seats, and Bluetooth. All-wheel drive is available for an extra $2,300.
View All BMW Reviews Recent BMW Reviews. 1  2018 BMW 540i vs Genesis G80 Sport Comparison. The Genesis does 85 percent of what the BMW can and at a much cheaper price. 2  2017 BMW M240i Coupe Review. The M240i ups the standard 2 Seriesâ athleticism without encroaching on the ruthlessness of an M2. 3  2018 BMW 5 Series Review.