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...social context within which it has arisen, have given the debate a longevity and potency perhaps far beyond that which the scientific arguments themselves warrant. MMR vaccine consists of a freeze-dried preparation of live but weakened (attenuated) virus particles, intended to provoke recognition of the measles, mumps and rubella viruses by the body's immune system but...

...social encounters. Thus the incoming signal has to be analysed and matched to a stored representation of one of the three calls. The human case is more complex. The first stage is to extract which phonemes are being uttered. Phonemes come in two major classes, consonants and vowels. Vowels are harmonic sounds. They are produced by periodic vibration of the vocal folds...

...socially but, like most countries, they agree that they like to win in the sporting arena. The nation goes into mourning on a regular basis when its cricket and football teams perform badly, which is often the case. However, rugby is the shining star in the galaxy. South Africans all know that if the “Springboks” lose, it is because of poor coaching and poor team...