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Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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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.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Some breeds of dogs that have been obtained by selective breeding. Some breeds of dogs that have been obtained by selective breeding.
The sexual cycle of flowering plants involves alternation of sporophyte and gametophyte generations. The sexual cycle of flowering plants involves alternation of sporophyte and gametophyte generations.
Cottontails' ears have developed to hear even whisper-quiet sounds at incredible distances. Cottontails' ears have developed to hear even whisper-quiet sounds at incredible distances.
Models of Pattern Perception Models of Pattern Perception
Perception Activity Perception Activity
Depth Perception in Infants Depth Perception in Infants
Video: Mendel's Principles of Dominance, Segregation and Independent Assortment

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