diff --git a/education/nutrition/Proteins.md b/education/nutrition/Proteins.md
index a48a5e1..99782f6 100644
--- a/education/nutrition/Proteins.md
+++ b/education/nutrition/Proteins.md
@@ -114,4 +114,11 @@ Summary:
 	- Liver keeps some amino acids
 		- Release the rest into circulation
 - Protein turnover is the cellular process of breaking down proteins and recycling their amino acids.
-	- Endogenous is a source of nitrogen
\ No newline at end of file
+	- Endogenous is a source of nitrogen from within the body
+	- Exogenous is a source of nitrogen from outside the body
+		- Dietary protein
+- **Deanimation** is the removal of nitrogen-containing group from an amino acid.
+- A carbon skeleton is the remains of an animo acid following deanimation and removal of the nitrogen containing component of the amino acid. Can be used to create glucose, energy, or fatty acids.
+- Transanimation is the transfer of the nitrogen containing group from an unneeded amino acid to a carbon skeleton to form an amino acid.
+
+TODO: keep going from 7.6
\ No newline at end of file