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DNA Double Helix Rotating Molecular Model with Stand, 18 inch Subcategory_Spring Scales seed development

SKU 54122707694
4.5
Description

seed development

28 inch outer diameter for glassblowing

Metamorphic rocks containing different rock specimens supplied in carboard box

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

Two-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 1

DNA Double Helix Rotating Molecular Model with Stand, 18 inch Subcategory_Spring Scales seed developmentRotating DNA double helix model demonstrates base pair complementarity, major grooves, and molecular structure for genetics and biochemistry instruction.

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