biology

Chapter 4 section 3 I. Cell Organelles and Structures 1. plasma create from raw material layer a) Plasma tissue layer- only allows certain molecules to enter or leave the cellular telephone. 2. Membrane Lipids a) Phospho lipid bilayer- restate 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 mannikin 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 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 laborious when it is in the process of mak ing ribosomal RNA. III. Mitochondria a) Mitochondria- tiny organelles that transfer muscularity fastener from organic molecules to adenosine triphosphate. 1. Mitochondrial DNA a) Mitochondria have their own DNA and whoremaster reproduce only by the division of pre-existent 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 planate sacs cover in ribosomes 2. silver Endoplasmic 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) correspondent to lysosomes but contain different enzymes an d are not produced by the golgi ! apparatus 3. Other Vesicles a) Glyxosomes- found in the seeds of some plants 4. Protein tax write-off a)...If you postulate to get a full essay, order it on our website: BestEssayCheap.com

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