|
|
Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
There are approximately 3 million unintended pregnancies in the United States each year.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.
![Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that](https://biology-forums.com/gallery/47/medium_6_31_05_15_8_20_41_219701596.jpeg)
![If raising a vehicle without a frame, place the flat pads under the pinch weld seam to spread the ...](https://biology-forums.com/gallery/29/medium_548020_25_05_17_2_59_27_2950211.png)
![Apply knee to chest stretch for posterior hip and leg muscles. Facing the table directly, place one ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_7_05_47_333071089.jpeg)
![Apply circular friction with the heels of the hands to tendons that cross the knee. Place heels of ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_7_05_47_333082450.jpeg)