diff --git a/Grade 10/Science/SNC2DZ/Unit 2: Biology.md b/Grade 10/Science/SNC2DZ/Unit 2: Biology.md
index aab106c..2dad150 100644
--- a/Grade 10/Science/SNC2DZ/Unit 2: Biology.md	
+++ b/Grade 10/Science/SNC2DZ/Unit 2: Biology.md	
@@ -64,7 +64,6 @@ A person contains roughly 100 trillion cells
  - Produce "large" and "small" subunits of ribosomes, which either form complete ribosomes in cytosol or mix with endoplasmic reticulum, forming rough endoplasmic reticulum (RER)
  - Is *not* surrounded by a membrane, literally is just same as rest of nucleus but denser
 
-
 ### Cytoplasm & Cytosol
  - Cytosol is the fluid cells contain
  - All organelles are suspended in cytosol
@@ -79,6 +78,11 @@ The endoplasmic reticulum is a network of tubules and flattened sacs with a "rou
 - Protein movement
     - Proteins are transported by vesicles throught the cell to other organelles, like the golgi apparatus
 - Protein "Proof-Reading"
-    - pre-existing proteins are center the rough-ER for modification
+    - pre-existing proteins can enter the rough-ER for modification
+
+## Golgi Apparatus (Golgi Complex)
+- Receives, modifies and transports proteins that were produced by the rough-E.R
+- Packages proteins into vesicles and sends them cell membrane for export
+