biology

Chapter 4 section 3 I. Cell Organelles and Structures 1. plasma wind layer a) Plasma membrane- only allows certain molecules to enter or leave the electric cell. 2. Membrane Lipids a) Phospho lipid bilayer- trope 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 archetype a) Fluid Mosaic Model- states that the phospholipid bilayer behaves more like a precarious then a solid. II. Nucleus a) Chromosomes- structures in the nucleus do of desoxyribonucleic acid and protein 1. nuclear Envelope a) Nuclear Envelope- - a double membrane that surrounds the nucleus 2. Nucleolus a) Nucleolus- Site where DNA is witness when it is in the process of making ribosomal RNA. I II. Mitochondria a) Mitochondria- tiny organelles that transfer zipper fastener from organic molecules to adenosine triphosphate. 1. Mitochondrial DNA a) Mitochondria have their own DNA and whoremaster reproduce only by the division of be mitochondria. IV. Ribosomes a) Ribosomes- Organelles made of protein and RNA V.

Endoplasmic second stomach a) Endoplasmic reticulum- dodging of membranes, tubes and sacs called cisternae 1. Rough Endoplasmic Reticulum a) System of interconnected flattened sacs cover in ribosomes 2. silver-tongued En doplasmic Reticulum a) The smooth ER ! lacks 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) equivalent 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 synthetic thinking a)...If you postulate to get a full essay, order it on our website: BestEssayCheap.com

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