From 1e7fdb6f76185a1240cf8237911481b6a896dc68 Mon Sep 17 00:00:00 2001 From: Daniel Chen Date: Fri, 25 Oct 2019 14:51:33 +0000 Subject: [PATCH] Update Unit 2: Biology.md with clearer information about nucleolus and cytoplasm --- Grade 10/Science/SNC2DZ/Unit 2: Biology.md | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/Grade 10/Science/SNC2DZ/Unit 2: Biology.md b/Grade 10/Science/SNC2DZ/Unit 2: Biology.md index 7adfab8..cda9793 100644 --- a/Grade 10/Science/SNC2DZ/Unit 2: Biology.md +++ b/Grade 10/Science/SNC2DZ/Unit 2: Biology.md @@ -43,7 +43,12 @@ A person contains roughly 100 trillion cells ### Nucleolus - Dense region of DNA located in the nucleus - - This area of DNA is specially for ribosomal DNA (rDNA) - - Produce "large" and "small" units of complete ribosomes, which either remain free or mix with endoplasmic reticulum, forming rough endoplasmic reticulum (RER) + - This area of DNA is specially for ribosomal DNA (rDNA), or DNA used to make ribosomes + - 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 + - Cytoplasm is the cytosol along with everything in a cell, excluding the nucleus \ No newline at end of file