_________ is a smell from the body; caused by bacteria.

_________ is a person who buys products and services.

________ is comparing products and choosing products with the best value.

________ is an agreement to repair or refund your money if a product does not function properly.

_________ is any condition that interferes with the proper functioning of the body and mind.

__________ is a disease that can be spread to a person from another person, an animal, or an object.

_________ are organisms that are so small they can only be seen through a microscope.

_________ are germs that cause diseases.

________ are the smallest and simplest pathogens.

_________ are simple one-celled organisms.

_________ are organisms that are more complex than bacteria but cannot make their own food.

________ are one-celled organisms that are more complex than bacteria.

________ is an organism, such as an insect, that transmits pathogens.

_________ is able to spread to others by direct or indirect contact.