By having oral sex, because when the semen flows down your throat, it causes respiratory disease
They are spread by droplet infection. So when the patient coughs or sneezes, millions of the microorganisms are liberated in the air to infect the other people.
The flu viruses cause the infectious respiratory disease known as influenza.
Skin diseases can be caused by viruses, fungi, bacteria, or parasites.
bacteria causes viruses 2nd Answer: My apologies, but the first answer is totally untrue. Both bacteria and viruses can cause disease, but bacteria are alive, and viruses are not. They both contain RNA/DNA to assure they are replicated correctly.
Diseases are often caused by viruses and bacteria or genetic factors.
Bacteria, amoeba, molds. learn more on ---- www.bactirea.com
Anything that causes disease is considered to be pathogenic. This includes viruses and bacteria. People who come in contact with certain of these organisms may become very ill.
Any number of bacteria or viruses can be considered "communicable." That simply means that it can be passed from host to host.
Pathogenic bacteria are what causes infectous disease. There are different bacterias that cause different diseases. It is believed that there are over 100 BILLION types of bacteria. Tuberculosis is a bacterial caused disease.
Bacteria, fungal spores, viruses (not necessarily microorganisms), and protist cells can cause disease.k cocci o
Pathogenic bacteria
bacteria
the bacteria makes you sick.