How do bacteria in the large intestine keep us healthy

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.