PLEASE HELP SOON! a bacteria that normally lives in the mouth moves to the stomach. is it likely to cause an infection? explain.

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

I’m stuck on this question cuz i’m stupid sksksksk

What do you need to use in order to work as an environmental scientist? you need to use the scientific method and__ in order to work as an environmental scientist.