Siteadmin, Check users, nsAm_Govt_101RO, nsAm_Govt_101RW, nsAm_Govt_101_ta, Administrators
2,684
edits
Changes
Jump to navigation
Jump to search
no edit summary
A sheath of tissue that encloses the vital organs of a mollusk, makes the mollusk's shell, and performs respiration.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref>
==References==
<references/>
==References==
<references/>