The concepts of centralization and decentralization are important ones to consider as they ultimately affect the effectiveness of schools in educating the children of a nation. Centralization refers to the condition whereby the administrative authority for education is vested, not in the local community, but in a central body.
The normal birth weight for a Wistar rat is between 5-6 grams. Birth weight of less than 5grams can therefore be regarded as low birth weight in Wistar rats. This study; which was conducted in Bowen University, Iwo, Osun state, Nigeria, in 2013, was carried out to ascertain the effect of maternal ingestion of aspirin on the outcome of pregnancy in Wistar rats, with special reference to newborn birth weight.
Apples iPhone 3G has a maximum SAR of 1.39 W/kg when held at the ear. You can compare that to the 1.19 W/kg SAR for the iPhone 3GS. The lower the SAR the safer the phone is.The best phone was the Samsung Impression which had a max radiation of just 0.35 W/kg. The FCC limit for the head (SAR of 1.6 W/kg) is just two-and-a-half times lower than the level that caused behavioral changes in animals (SAR of 4 W/kg), says the representative. new study has published the radiation profiles of over 1200 popular cell phones including the iPhone, reports Wired.com.