Chapter 4
Tissues
The Endocrine System Lab 2. A gland is one or more cells that makes and secretes an aqueous fluid Classified by: 1.Site of product release – endocrine.
Connective Tissue. the 3 primary germ layers 1. Ectoderm 2. Endoderm 3. Mesoderm These give rise to all the basic tissues of the body.
