A bacterium undergoes a binary fission after 30 minutes both new cells are ready to divide again this generation divides and so does the following generation how many total bacteria will there be you are you may want to draw a diagram to check your answer

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )