This lesson focuses on the diffusion of gas molecules across the cuticle membrane of sea spider legs and the role body size plays in the ability of sea spiders to uptake gases. Students construct model sea spider legs of varying diameters and use them to investigate the relationship between surface area-to-volume ratios and diffusion.
(This is a book authored by Armando Caussade.)
A Puerto Rican in the South Pole (3rd Edition)
ISBN-13: 978–0–9971755–4–7
After a competitive review process the author was selected as a participant for the 2014–2015 Antarctic field season of PolarTREC, a professional development program geared to teachers and funded by the National Science Foundation.
In January 2015 he traveled to the