Footnote Attribution List

Attributions for Life in its Biological Environment

(1) Content by Florida State College at Jacksonville is licensed under Creative Commons Attribution 4.0 International License .

(2) OpenStax, Concepts of Biology. OpenStax CNX.  Jun 13, 2017 http://cnx.org/contents/b3c1e1d2-839c-42b0-a314-e119a8aafbdd@9.22 .