1 Hemoglobin (Hgb). 2  The hemoglobin molecule fills up the red blood cells. 3  It carries oxygen and gives the blood cell its red color. 4  The hemoglobin test measures the amount of hemoglobin in blood and is a good measure of the blood's ability to carry oxygen throughout the body.
ETFs that have exposure to stocks of these airline companies include the SPDR S&P Transportation ETF (XTN) and the iShares Transportation ETF (IYT). The Boeing 777 family features long-range, wide-body, twin-engine jet aircraft with a seating capacity of 314â451 passengers. Its current production models are the 777-300ER and the 777F freighter variant.
These planes are becoming the most popular to cut costs of the airlines. The most common narrow bodies are the 737, A319, and A320 which average 150 to 200 seats. The most common Wide Bodies are the 747, 767, 777 and A340 which average 250 to 500 seats. The A380 will have the capacity to hold about 800, but the airlines are configuring them to hold about 550.