2,3-DPG. An organic phosphate in red blood cells that alters the affinity of hemoglobin for oxygen. Blood cells stored in a blood bank lose 2,3-diphosphoglycerate, but once they are infused, the substance is resynthesized or reactivated.
Definition of soft fold. : the fold that results when paper is lapped.
Villi: tiny folds in the small intestine ; Absorption of Nutrients: If there are folds in a cellular membrane, it means that there is an increased amount of space. This allows nutrients to be absorbed. Learning Outcomes. Find out whether this lesson has prepared you to do the following: Redescribe microvilli and discuss their composition