1
happen slowly over a long period and may last moths or years
2
Occurs when organisms or viruses are transferred from one object to another
3
Organisms or viruses are picked up by insects and other pests from contaminated areas and carried to water, food or people
4
occurs suddenly or lasts a short time
5
Occurs when organisms or viruses are transmitted directly from one person to another
6
non-disease causing
7
disease causing
8
able to grow and function without oxygen
9
Microorganisms or viruses enter the body through the mouth by way of contaminated water and food, dirty hands, and other contaminated objects
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staphylococcus and streptococcus are both types of this
11
Coughing and sneezing project droplets into the air and these droplets are carried on air currents until they find a place to land
12
require oxygen in order to survive
13
cannot reproduce until they have taken over a living cell
14
the organism from which a microorganism takes nourishment