Class notes
Biology_101_class_notes_for_unit_1
- Course
- Biology
- Institution
- Abington State University
1. One day in 1948, a swiss naturalist, George de Mestral went on a nature hike w his dog. He was curious about the burs attached to his pants…. 2 years later Velcro was invented!! OBSERVATIONS 2. Why are there bumps on the leading edge of the fins? To help them swim & cut through the water ...
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