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Interactive
Howard Hughes Medical Institute

Creating Phylogenetic Trees from DNA Sequences

For Students 9th - 12th Standards
How closely are animals related? Check their phylogenetic trees! The use of DNA sequencing altered our understanding of these relationships. Individuals explore and gain a better understanding of how scientists sort, align, and determine...
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Lesson Plan
Curated OER

Playing Hot and Cold

For Teachers 6th - 12th
Learners read about homeothermy. Through research and poster projects, they gain insight into the diversity among mammals and the ways specific mammals survive in their native climates.