diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 3894b23..eff048e 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -35,32 +35,18 @@
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-                "file": "Specific Heat and Thermal Conductivity.md",
+                "file": "biology/G11 Pre-AP Biology/Viruses.md",
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               "icon": "lucide-file",
-              "title": "Specific Heat and Thermal Conductivity"
+              "title": "Viruses"
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           {
@@ -77,6 +63,20 @@
               "title": "fallacies"
             }
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+          {
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+            "type": "leaf",
+            "state": {
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+                "mode": "source",
+                "source": false
+              },
+              "icon": "lucide-file",
+              "title": "G11 Pre-AP Biology"
+            }
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@@ -92,7 +92,7 @@
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@@ -279,10 +279,22 @@
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+    "Excalidraw/Drawing 2026-09-11 11.12.13.excalidraw.md",
+    "Pasted Image 20260911112001_579.png",
+    "biology/Biology AP Exam Tips.md",
+    "Assets/Pasted image 20260911111837.png",
+    "biology/G11 Pre-AP Biology/Viruses.md",
+    "physics/Thermodynamics/Ideal Gas Law.md",
+    "biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md",
+    "physics/Electric Force, Field, and Potential/Electric Force, Field, and Potential.md",
+    "Excalidraw",
     "literacy/fallacies.md",
+    "biology/G11 Pre-AP Biology",
+    "literacy/literacy.md",
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@@ -296,19 +308,12 @@
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@@ -316,16 +321,11 @@
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diff --git a/biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md b/biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md
new file mode 100644
index 0000000..f70e23d
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+++ b/biology/G11 Pre-AP Biology/G11 Pre-AP Biology.md	
@@ -0,0 +1 @@
+[[biology]]
\ No newline at end of file
diff --git a/biology/G11 Pre-AP Biology/Viruses.md b/biology/G11 Pre-AP Biology/Viruses.md
new file mode 100644
index 0000000..4942609
--- /dev/null
+++ b/biology/G11 Pre-AP Biology/Viruses.md	
@@ -0,0 +1,38 @@
+[[G11 Pre-AP Biology]]
+
+* Non-living
+	* Not capable of surviving on its own
+	* Acellular (Not made of cells)
+	* No cytoplasm, ribosomes, or membrane bound organelles.
+	* Doesn't produce energy.
+* Essentially structures with genetic material (nucleic acid) and protein coating
+* Shapes:
+![[Pasted image 20260911203414.png|336]]
+* Bacteriophages are complex viruses which attach to bacteria.
+* Replicates doesn't reproduce
+* Instructs host cell to make copies of virus DNA
+# Lytic and Lysogenic Cycles
+* Lytic:
+	* Cycle:
+		* Virus attaches to host cell (either enters or inserts)
+		* Tricks host cell to making copies of viral DNA/viral parts
+		* Host cell assembles new viruses
+		* Host cell releases new virus (some hosts will lysis)
+	* Make viruses and then releases them
+	* Takes pieces of membrane with it
+![[Pasted image 20260911112321.png|371]]
+# Classification
+* Size and shape
+* Type of nucleic acid
+* Presence/absence of outer envelope
+
+# Diagram
+* Tail fiber shapes allow bacteriophages to infect different types of bacteria.
+* Protein spike shapes allow it to enter different cells.
+* Capsid
+	* Protective coating
+* Nucleic Acid
+	* DNA or RNA
+* Protein Spikes/Glycoprotein
+	* Allows them to attach and enter different cells
+![[Pasted image 20260911111837.png]]
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