Bacteria Viruses

an organism that consists of a single cell that does not have a nucleus

are rod shaped they have a large surface area which helps them take in nutrients but a large surface area can causes them to dry out easily

are spherical they do not dry out as quickly as rod shaped bacteria

are long and spiral shaped they use flagella at both ends to move like a corkscrew

a form of asexual reproduction in single celled organisms by which one cell divides into two cells of the same size

a thick walled protective spore that forms inside a bacterial cell that resists harsh conditions

is a process by which nitrogen in the earths atmosphere is converted into ammonia or other molecules avaliable to living organsims

the biological treatment of hazardous waste by living organisms

medicine used to kill bacteria and other microorganisms

bacteria that causes diseases

a microscope particle that gets inside a cell often destroys the cell

an organism from which a parasite takes food or shelter