biology

Chapter 4 section 3 I. Cell Organelles and Structures 1. plasma wander layer a) Plasma membrane- only allows certain molecules to enter or leave the jail cell. 2. Membrane Lipids a) Phospho lipid bilayer- duplicate layers that make up cell membranes 3. Membrane Proteins a) inviolate protein- Specific proteins embedded within the lipid bilayer b) Peripheral protein- reside on one side of the membrane and are non embedded in it. 4. Fluid mosaic ideal a) Fluid Mosaic Model- states that the phospholipid bilayer behaves more like a unstable then a solid. II. Nucleus a) Chromosomes- structures in the nucleus do of deoxyribonucleic acid and protein 1. nuclear Envelope a) Nuclear Envelope- - a double membrane that surrounds the nucleus 2. Nucleolus a) Nucleolus- Site where DNA is difficult when it is in the process of making ribosomal RNA. II I. Mitochondria a) Mitochondria- tiny organelles that transfer bucket along fastener from organic molecules to adenosine triphosphate. 1. Mitochondrial DNA a) Mitochondria have their own DNA and whoremaster reproduce only by the division of exist mitochondria. IV. Ribosomes a) Ribosomes- Organelles made of protein and RNA V.

Endoplasmic reticulum a) Endoplasmic reticulum- dodging of membranes, tubes and sacs called cisternae 1. Rough Endoplasmic Reticulum a) System of interconnected flatten sacs cover in ribosomes 2. unflustered End oplasmic Reticulum a) The smooth ER l! acks ribosomes VI. Golgi Apparatus a)another system of flattened membranous sacs VII. Vesicles 1. Lysosomes a) vesicles that bud from the golgi apparatus and contain digestive enzymes 2. Peroxisomes a) quasi(prenominal) to lysosomes but contain different enzymes and are not produced by the golgi apparatus 3. Other Vesicles a) Glyxosomes- found in the seeds of some plants 4. Protein deductive reasoning a)...If you postulate to get a full essay, order it on our website: BestEssayCheap.com

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