HONORS CELL BIOLOGY
HONORS CELL BIOLOGY BIOL 218
Virginia Commonwealth University
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This 14 page Class Notes was uploaded by Alysha Quigley on Wednesday October 28, 2015. The Class Notes belongs to BIOL 218 at Virginia Commonwealth University taught by Ayesha Siddiq in Fall. Since its upload, it has received 9 views. For similar materials see /class/230646/biol-218-virginia-commonwealth-university in Biology at Virginia Commonwealth University.
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Date Created: 10/28/15
chapxer 1 Opener Cell and Molewlar Biology5e L5 2003 John Wiley amp Sons The Microscope A new universe unve ed Curvedglass surfaces bend light and form images allows the development of Microscopes First compound microscopes by 16th c ittiiigrt Hooke1665 Used the term CELL for first time describing cork slices Figure 11a Cell an olecular Biology se o 2005 John Wiley amp Sons Anton van Leeuwenhoek 1665 J 875 Figure 1 Cell and Molecular Biology5le o 2DDBJohn WileyampSons Described living cells for the first time animacules from pond water Described various forms of bacteria from water and from teeth 1838 Mathias Schleiden Plants are made of cells and plant embryos came from single cell 1839 Theodor Schwann cells from plants and animals are similar Proposed two principles of Cell Theory All organisms are composed of cells The cell is the structural unit of life 1855 Rudolf VirchowThird statement of Cell Theory Cells come from division of previous cells chL aloumv Ouanlum am used a lmprvve 5 FlumrenKe momwe emtgy quotarmy mm quot mm quot39quot Iniqnxopy um m siudv mnmnar rumulna Mass spentWU7 used m study nialanrna m A numn getum sequenzad tuna as kgh mmmmnv Mtg Men and Cmdtuelnp mm Inning am we 7alade Spun ind mn Porter dmxap lethmque in enemaquot mmasmpy Nicky mama and l KCquv Shaw mu m be me gen argenmz quotaf rmmum Swedberg develops me mammaqu 5 Ernhdcn an Mayerhnfdescnm Inc goymmr pathway mum on 5 a motam lg ae mum hmrgan and m 19uea deuslaagu e alDIanyyhrla Redlstmay a4 quotmar laws In Buchnm m Buchnzr omens m amen mg as VIEs demonslrme levmmuricn mm ell mu Vicsder am am Menm sumth m mamAm law orgmem GEIIEI39IG mm nun5 mm organlsms 9 svedlk mums Kolliker dexribes mnmhwda in muscle 2quot fbrn ulale all mean 25 4 wowev synrheslzbs urea in we laborer BIOCHEMISTRY Brawn neszr be nudei van lmhoik lrnptaves lam Nook 12me EU m 01k sllzes cwva nregsingly mgrg d sinrc mm 192 The basic units of life Cells This scale is logarithmit Each unit is ien times bigger than the previous unil ulnm lnm 1Jnm 100nm 1pm l pm iDme 1mm lcm all ilm 10m lUOm 1km L Unaidedeye California redwood I2 phagv I39nm Mame mi 5 a Iilnmplaq mquot Fish 9 quotES Hummingbird 4 9 Pmiem small molnrules Musl badena Human Most ell diameters an in lhe range of 1 1 00 lm Every single living organism is made up of from one to trillions of cells httQbcswhfreemancomthelifewire Cells The Basic Units of Life Cells can be grown in the laboratory IN VITRO Essential tool for cell and molecular biologists Cells are complex and organized A Each level of structure in cells has a great level of consistency from cell to cell Apical B Organelles have consistent macromolecular composition arranged in a predictable pattern C Cell structure is similar from organism to organism despite differences in higher K V A anatomical features n Ernest a GENE n quot war I VE INCLUDE so am EyFATEcH 22593 x 50M mlpuum m A l quot 391 l 1 g 39 T a m A l 5 g 312 Fquot 2 2 W03 wnmama mi N m a 39 s 7 quot n Copyright c 1993 by Thalias Dislrlbmed lrom wwwlmeoomicsmrn Genes are the blueprint for constructing cellular structures amp ultimately organisms this vast amount of information is packaged into a set of chromosomes occupying the very small cell nucleus 1 Genes constitute the directions for running cell activities 2 Genes constitute the program for making more cells Changes in genetic information from generation to generation lead to the variations that form the basis of biological evolution Genes in cells store all needed for building a new cell Cells reproduce by cell division 20 um Genetic material is duplicated each daughter cell gets a complete set Egg production one cell gets most of cytoplasm and half genetic material Cells obtain and use energy Cells require energy to keep their organization to develop Energy from sun is converted to chemical energy by photosynthesis IUIAA A Aknmnnl AnnyAl n n AIIAA an A39I39D
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