Watch Show Me Science Biology - The Human Host
- 2017
- 13 min
Millions of life forms, in infinite sizes and shapes, share our world. Each of these forms seeks its place in the chain of life. One of those places happens to be very close to home - the human body. There are more organisms living on and within the human body than there are people on earth. While some are harmless and even beneficial, others can cause us discomfort or disease.