diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 27056e5..939efad 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -391,12 +391,12 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md",
+                "file": "biology/G11 Pre-AP Biology/Unit 3 TBD/History of the Theory of Evolution.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "G11 Pre-AP Biology"
+              "title": "History of the Theory of Evolution"
             }
           }
         ],
@@ -568,6 +568,7 @@
   },
   "active": "1be63f4f24a66f85",
   "lastOpenFiles": [
+    "biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md",
     "physics/quantum mechanics.md",
     "bio.md",
     "biology/G11 Pre-AP Biology/Unit 3 TBD/Unit 3 (TBD).md",
@@ -578,7 +579,6 @@
     "biology/G11 Pre-AP Biology/Unit 1 Diversity of Living Things/12 Animalia.md",
     "Tasks.md",
     "biology/G11 Pre-AP Biology/Unit 1 Diversity of Living Things",
-    "biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md",
     "biology/G11 Pre-AP Biology/Unit 2 Genetic Processes/Genetic Introduction.md",
     "Diversity of Living Things",
     "biology/G11 Pre-AP Biology/Unit 2 Genetic Processes/Blood Types.md",
diff --git a/biology/G11 Pre-AP Biology/Unit 3 TBD/History of the Theory of Evolution.md b/biology/G11 Pre-AP Biology/Unit 3 TBD/History of the Theory of Evolution.md
index b1291ac..d2fd042 100644
--- a/biology/G11 Pre-AP Biology/Unit 3 TBD/History of the Theory of Evolution.md	
+++ b/biology/G11 Pre-AP Biology/Unit 3 TBD/History of the Theory of Evolution.md	
@@ -2,6 +2,7 @@
 
 Evolution is a change in the population.
 A scientific hypothesis is a possible explanation and is tested for validity.
+A scientific theory is essentially a hypothesis with evidence.
 
 Leclerc/Compte de Buffon made the observation that apes and humans looked alike.
 Resulted in the idea that species change over time and that earth was a lot older than 6000 years.