Often different genes can interact in a way that influences the same trait. In the Blue-eyed Mary (Omphalodes verna), for example, there exists a gene with alleles that determine the color of flowers: blue or magenta. Another gene, however, controls whether the flowers have color at all or are white.
The regular price of buying miles from American is about 3.17 cents per mile ($29.50 per 1,000 miles plus a 7.5% Federal Excise Tax) â before a $30 Processing Charge per purchase â but with the maximum bonus offer, itâll actually drop your price down to just 2.02 cents per mile!
Both American Airlines and US Airways are offering the same Buy Miles offer. From November 13 through January 2, 2015, youâll earn either up to 45,000 AAdvantage bonus miles, or up to 45,000 US Airways Dividend Miles when you buy miles for yourself, or when you gift miles to a friend or family member.edeem 65,000 US Airways miles for American Airlines First Class between JFK-LAX. American Airlines Transcontinental First Class: Redeeming US Airways for American Airlines Transcontinental First Class between New York and Los Angeles is another good value, since American flies between JFK-LAX non-stop 13 times a day.