In one gallon of seawater from Puerto Rico's bioluminescent bay, you can find 720,000 glowing algae, a very interesting multicellular organism. Viewers learn about the evolutionary advantages of being multicellular, instead of unicellular, in a video that explains these advantages.

Concepts

evolution, cells, unicellular organisms

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Additional Tags

science

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Instructional Ideas

• Read one or part of the six readings suggested in the description and discuss in class

Classroom Considerations

• Show this video before video titled, "The Most Important Video in the History of Life"
• From the 4:40 mark and on is advertising 

• This video is hosted on YouTube

Pros

• Video uses high-quality images, embedded videos, and diagrams — a great mix to engage viewers
• Description includes links to related videos and further readings

Cons

• None

Common Core

RST.9-10.2