Plant toxin and Tubocurarine

Plant toxin noun - Any substance produced by plants that is similar in its properties to extracellular bacterial toxin.

Tubocurarine and plant toxin are semantically related. In some cases you can replace term "Tubocurarine" with "Plant toxin", this terms are similar.

Tubocurarine noun - A toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles.

Plant toxin and tubocurarine are semantically related. You can use "Plant toxin" instead a noun "Tubocurarine".