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!
The average cost per seat mile is around 7 to 8 cents for low cost carriers and 11 to 12 cents for network carriers. Labor and fuel are the largest expenses, accounting for about 12% of the total cost. On average, a pilotâs salary begins at $36,000 and caps around $196,000.