Sunday 7 September 2014

CE reading

Article Comprehension:
  1. What causes cavities?
  2. What was the genius idea the scientists at OraganoBalance came up with to try combat cavities?
  3. What was the experiment they conducted to test their thesis? Was it successful?


1.When there is sugar left in your mouth and teeth and Bacteria feef of it causing your teeth to get holes.

2.because the L. paracasei cling on to the streptococci mutans, they do not allow them return to the tooth surface. This means that the simple acts of spitting or swallowing can help reduce the numbers present in the mouth.

3.They got 2 batches of sweets and put bacteria on 1 and one had none on it.

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