one-celled organisms with both plant and animal characteristics.
organisms which peform many useful functions, such as decomposing garbage and improving soil fertility.
bacteria are harmful and although in the minority, cause disease when they invade plant or animal tissue
a type of nonpathogenic bacteria, lives on dead matter
bacteria are harmful and although in the minoity, cause disease wjem they invade plant or animal or animal tissue
require living matter for their growth
round-shaped bacteria that appear singly or in the following groups
pus-forming bacteria that grow in clusters like a bunch of grapes
pus-forming bacteria arranged in curved lines resembling a string of beads
spherical bacteria that grow in pairs abd cause diseases
short, rod shaped bacteria
spirial or corkscrew-shaped bacteria
slender, hairlike extensions
occurs when body tissues are invaded by disease-causing or pathogenic bacteria
fluid product of imflammation and contains white blood cells
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