Lin Wan Yi stopped the chalk, and the blackboard was filled with complex lines.
The chalk made a soft "click" sound.
Lin Wan Yi gently placed the chalk stub in the tray, producing a crisp sound.
The lecture hall fell silent.
On the blackboard, it was no longer the textbook-like, flat, indicative lines. Instead, it was a complex work of art full of spatial and logical beauty. From the basic double helix structure, coiling and folding into nucleosome, compressing into chromatin fibers, and finally forming the compact higher-order structure of the chromosome... every twist, every turn was as precise as if it came from the most sophisticated instruments.
It wasn't a drawing; it was a storm.
Zhao Lei turned pale. His proud "rigor" seemed like a joke in front of this depiction.
"This... this is impossible..." a student from the Agricultural University next to him whispered, "The books have never illustrated it this way..."
