Two meters worth of DNA fits into a cell that is only two micrometers wide thanks to chromosomes. A video, part of a Fuse School Biology playlist, explains what chromosomes are and how they work. It describes where they are found and how the number varies by species. It also introduces the centromere and the unique shape of chromosomes.

Concepts

chromosomes, dna, the centromere

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Additional Tags

science

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Instructional Ideas

• Have pupils add the new vocabulary to their science journals

Classroom Considerations

• Relies on prior knowledge of DNA
• Designed for teachers to use in a flipped classroom model

• This video is hosted on YouTube

Pros

• Includes links to related videos for those wishing to learn more
• Requires very little class time

Cons

• None

Common Core

RST.9-10.4 RST.11-12.4