Uploaded July 2026 | Updated September 2026, 3 weeks ago
Why is raw fish safe to eat, but raw meat isn't? The answer is a parasite called Anisakis — and why freezing, not cooking, is what makes sushi safe.
Why is raw fish safe to eat, but raw meat isn't? The answer is a parasite called Anisakis — and why freezing, not cooking, is what makes sushi safe.


![BACTERIA: all you ever wanted (or not wanted) to know 🔬 238
Ten questions and answers about bacteria.
[0:33] How small are bacteria?
[1:55] What magnification do you need?
[3:04] Can bacteria be found everywhere?
[4:51] How many different bacteria are there?
[6:27] How are bacteria different from other cells?
[7:43] What are bacteria good for?
[9:33] Can bacteria die?
[10:27] Are bacteria dangerous?
[11:36] How are bacteria and viruses different?
[12:30] How do you study bacteria?
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#microbehunter #amateurmicroscopy #microscope BACTERIA: all you ever wanted (or not wanted) to know 🔬 238](https://i.ytimg.com/vi/tlR_jzkgT7I/mqdefault.jpg)







