Answer:
When S mutans, lactobacilli, and other plaque species were compared in vitro for their ability to ferment sucrose at different pH values, S mutans was found to be more active than the other bacteria at pH 5.0, and thus, it is probably most active in vivo at the very pH at which the teeth begin to demineralize.
Answer: Consistency is key to achieving goals.
Explanation: When there is an established schedule, the person has greater ease in following it and complying with it since when seeing it embodied, he knows that he has a responsibility. When there is a schedule for training, the person knows when to execute it and how there is a control and that leads to its realization more easily.
Those people who train and take it seriously have a set schedule. Schedules allow for order and when things are ordered people have a tendency to execute it.
Numerous people.... Diabetics who are experiencing nerve degeneration of the extremities (something called Diabetic Neuropathy). Another group would be the elderly, who do loose sensation as age progresses. And lastly those with some sort of paralysis or peripheral nerve damage.
Its important because may bond more and listen to the parent better than if the parents didn't have that type of relationship.