Not washing your hands would is one most common ways to contaminate a culture.
no
It is very common for a person who is menstruating to contaminate a urine sample. Of course, contaminated urine samples are very common in general.
The way historical events connect a culture or a nation. Apex
A phrase used to describe an idea or way of doing things that is common in a certain culture is called a "cultural trait."
The way historical events connect a culture or a nation. Apex
The way historical events connect a culture or a nation. Apex
They have nothing in common.
Sputum from a healthy person would have no growth on culture. A mixture of microorganisms, however, normally found in a person's mouth and saliva often contaminate the culture. they may be reported as normal flora contamination.
Cultural trait or custom
Cultural trait or custom
Cultural trait or custom
place where people share a common way of life