Bozeman Science
Viral Replication
Explain how viruses use the lytic and lysogenic cycles with an explanatory video. The resource also describes retroviruses and the virulence of bacteria.
Be Smart
What's The Most Successful Species on Earth?
If all of the viruses in the ocean were laid end-to-end, they would stretch 100 times around the diameter of the Milky Way. The video compares various species to determine which is the most successful. Should it be defined by pure...
MinuteEarth
What is Skin For?
Smooth or scaly, skin is sensational! Besides keeping us from being gooey, what does it do? Pupils embark on an integumentary investigation with a short video about skin. Topics include the special features of skin cells, how skin...
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Size Analogies of Bacteria and Viruses
Comparisons of bacteria and viruses with standard cells. [1:43]