Whole human blood has a shelf life of 42 days, but in a 2011 government sponsored national survey, researchers found, an estimated one in 20 units of donated blood was thrown away. The Contact 5 Investigators asked One Blood how that could happen. I don't know about that. I can't comment on that, answered Michaels.
The climate of a tropical rainforest is very hot and wet. The average temperatures of a tropical rainforest are about 80 degrees F all year round with an exception of cool nights. The temperature of the rainforest has never dropped below 64 degrees F. It rains about 160-400 inches each year. In a downpour, only one-third of the rain that falls hits the forest floor.
Best Answer: Tropical Moist Climates (Af) rainforest Average temperature: 18 Â°C (Â°F) Annual Precipitation: 262 cm. (103 in.) Latitude Range: 10Â° S to 25 Â° N Global Position: Amazon Basin; Congo Basin of equatorial Africa; East Indies, from Sumatra to New Guinea.