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48,303,358 results
Explore the lytic and lysogenic viral replication cycles with the Amoeba Sisters! This video also discusses virus structures and why ...
3,620,291 views
6 years ago
About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure.
1,222,457 views
5 years ago
Hey, did you know that almost every ecosystem on Earth contains viruses? Join Dr. Binocs as he gives you a joyride of information ...
10,076,779 views
Most of us know about viruses, and that they spread disease. But what is a virus exactly? Is it alive? How does it infect a host?
1,562,487 views
Vectors are essentially vehicles designed to deliver therapeutic genetic material, such as a working gene, directly into a cell.
135,175 views
3 years ago
Like a lock and key” — this is the description of how viruses can get into our cells. Viruses use special proteins on their surface to ...
2,029,908 views
Life on Earth 003 - Viruses Paul Andersen describes the important characteristics of viruses. He starts with a brief description of ...
532,865 views
12 years ago
Why Zika was just declared a global health emergency. Subscribe to our channel! http://goo.gl/0bsAjO Learn more about Zika at ...
295,582 views
8 years ago
The Illinois Department of Public Health is warning people that with the start of summer, mosquito season is underway.
149 views
2 days ago
There are fossils of viruses, of sorts, preserved in the DNA of the hosts that they've infected. Including you. This molecular fossil ...
6,443,421 views
How do viruses make more copies of themselves? They do this by taking over human cells. When a virus infects a cell, it hijacks ...
1,171,144 views
Explore the three main ways viruses can be driven to extinction, and dig into the possibility of COVID-19 dying out. -- Viruses are ...
434,799 views
1 year ago
New viruses and diseases, previously found only in tropical climates, are reaching Europe. Researchers in a high-security lab on ...
929,754 views
2 years ago
Hepatitis B is a viral infection affecting the liver. The disease goes through different phases, which can be diagnosed by serology.
122,466 views
We've all heard of mono. It's the kissing disease! But this term is a little minimizing and outdated. The disease is caused by the ...
82,993 views
While the origin of the new Coronavirus is not yet known, we do know where new viruses normally come from. Hint: Darwin's ...
4,725,454 views
4 years ago
You've probably heard a lot about viruses like coronavirus, but what are viruses really? How do they work, what are they made of, ...
41,718 views
Discover the science of how viruses can jump from one species to another and the deadly epidemics that can result from these ...
1,535,375 views
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: ...
1,110,813 views
14 years ago
Hidden in the microverse all around you, there is a merciless war being fought by the true rulers of this planet, microorganisms.
22,274,231 views