Hand-Painted Male and Female Ascaris Dissection Anatomical Model on 14 x 13 inch Base Material_Zinc 1 accuracy with a calibration

1 accuracy with a calibration screwdriver and case

LED-indicating 2-input AND gate module showing HI and LO states with red and green LEDs and a printed truth table

Continuously motor-driven to supply a steady high-voltage source

Three-prong laboratory clamp with PVC-coated die-cast jaws and a 90-mm maximum capacity

and magnetic strength relationships

Hand-Painted Male and Female Ascaris Dissection Anatomical Model on 14 x 13 inch Base Material_Zinc 1 accuracy with a calibrationMale and female Ascaris dissection model reveals nematode anatomy, reproductive differences, and roundworm internal structure for parasitology teaching.