Hundreds of different types live on our teeth, gums, tongue and other places in our mouths. Some bacteria are helpful. But some can be harmful such as those that play a role in the tooth decay process. Tooth decay is the result of an infection with certain types of bacteria that use sugars in food to make acids. Over time, these acids can make a cavity in the tooth. Back to Top. What goes on inside our mouths all day?
1830 Jackson supporters and Congress push through the Indian Removal Act it forced many Native Americans to move west of the Mississippi whites do not mind turning the island â¦ over to Indians because they thought the region was a vast desert.
As more and more settlers arrived in America, the Native Americans tribes were pushed further and further West, with little regard for their Native American rights. In 1830, the Indian Removal Act was passed. This allowed the president, Andrew Jackson, to conduct treaties that exchanged land east of the Mississippi River for land west of the Mississippi River. This treaty did not take into consideration the Native American rights and relocated over 100,000 Native Americans.