The length of time to cook a roasted chicken is determined by its weight, notes Better Homes and Gardens. A 2.5-pound bird can be cooked as quickly as one hour at 375 degrees Fahrenheit, while a 5-pound bird can take as long as two hours at the same temperature.
Type O is the primary blood type among the indigenous populations of the Americas, in-particular within Central and South America populations, with a frequency of nearly 100%. In indigenous North American populations the frequency of type A ranges from 16% to 82%.
The most common blood type in the US is A+ and O+ (about 40% each) and this trend continues in most of the western nations. Many Asian nations have mostly A+ and B+ and thus there are also a lot of AB+.Rh positive is generally more commonly seen than Rh negative all over the world. Source(s): wikipedia. just now. Report Abuse. The most common blood type in the US is A+ and O+ (about 40% each) and this trend continues in most of the western nations. Many Asian nations have mostly A+ and B+ and thus there are also a lot of AB+. Rh positive is generally more commonly seen than Rh negative all over the world.