3D Plant Cell Division (Meiosis) Model, 24 x 18", Hand-Painted Size_Small with a spacer and keepers

with a spacer and keepers in a 3

Eleven-ohm 5A air-cooled rheostat with constantan winding on a 300x44mm vitreous-enameled steel tube and a slide-bar carriage carrying a phosphor-bronze contact

sized to fit standard optical-bench lamp houses and stocked together so a burned-out lamp does not stall an experiment

letting students vary the moment arm distances on either side and find the balance point for any combination of masses

and repulsion

3D Plant Cell Division (Meiosis) Model, 24 x 18", Hand-Painted Size_Small with a spacer and keepersThree dimensional plant meiosis model traces chromosome pairing, crossing over, and reduction division through successive hand painted stages on a mounted base.