If you were to get a cold several days after meeting new friends at a party, the disease-causing pathogens were most likely spread by an infected person. Colds are commonly caused by viruses that are easily transmitted through respiratory droplets when an infected person coughs, sneezes, or talks.
If you were to get a cold several days after meeting new friends at a party, the disease-causing pathogens were most likely spread by _____.
contaminated food
contaminated water
an infected person
vaccinated persons
1 answer