US$ 21.00
addition funnel
1100-turn copper coil on a bobbin sized for a double C-core
one fitted with an exploder piston for impulse experiments
running as either water turbine or motor-driven pump for fluid-based energy-conversion work
and a candle holder
5-Part DNA Structure Anatomical Model on Base Showing Replication and Nucleotides Type_Celestial addition funnelFive part DNA structure model demonstrates base pairing, double helix, replication process, and nucleotide organization for genetics and biochemistry instruction.
US$ 21.00
US$ 24.00
US$ 59.00
US$ 44.47
US$ 24.00
US$ 17.00
US$ 20.00
US$ 33.00
US$ 26.00
US$ 12.00
US$ 31.50
US$ 26.50
US$ 20.00
US$ 17.00
US$ 51.99
US$ 30.00
US$ 59.00
US$ 58.28
US$ 20.00
US$ 10.99