Oops! It looks like your security settings are blocking this video 🙁
If you are on a school computer or network, ask your tech person to whitelist these URLs:
*.wistia.com, fast.wistia.com, fast.wistia.net, embedwistia-a.akamaihd.net
Sometimes a simple refresh solves this issue. If you need further help, contact us.
Create a free account to unlock all content!Get Full Access
Bacteria & Viruses
What you will learn from this videoWhat you will learn
- Bacteria are living things made of only one cell.
- Viruses can't reproduce on their own so they hijack cells to make copies of themselves.
- Our immune system eliminates most bacteria and viruses.