The Question is incomplete.
The completed question is given below
Different microscopic organisms cause different diseases. When a dangerous microscopic organism is transferred from one person to many people, the disease it carries will spread. What are the mode of transmission of infectious diseases
Explanation:
Infectious diseases are the diseases that are transmissible from one person to another, most of these diseases are usually transmitted through air when the infected person sneezes or cough.
Another means of transmission of diseases is by contact, this usually happens when the infected person come in contact with another person.
Physical. When you burn paper, you use fire. It is something that can not be undone.
<span>we know that each
element has an unique spectra and it can be used to identify the
element. it shows that the energy levels of the electrons and different colors are the result of different wavelengths.
hope it helps
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The answer is the carbon cycle