淘豆網
1/27
下載文檔
文檔分類:外語學習 > 英語閱讀

LIFE SCIENCE - Bryan High School.ppt


下載后只包含 1 個 PPT 格式的文檔,里面的視頻和音頻不保證可以播放,查看文件列表
0/100
您的瀏覽器不支持進度條
更多>>該用戶其他文檔
下載所得到的文件列表
LIFE SCIENCE - Bryan High School.ppt
文檔介紹:
anisms,efrompre-existingcells,andthatthereareavarietyofcelltypes.Explainthatlivingcells:a.posedofasmallnumberofkeychemicalelements(C,H,O,N,P,andS);b.arethebasicunitofstructureandfunctionofalllivingthings;efrompre-existingcellsafterlifeoriginated;andd.parethestructure,function,ells(e.g.nucleus,chromosome,mitochondria,cellmembrane,cellwall,chloroplast,cilia,flagella)ells.eonlyfromothercells.TheoldtheorywascalledspontaneousgenerationandwasdisprovedbyRedi.CelltheorybeganwiththeinventionofthemicroscopebyvanLeeuwenhoekinthe1600s.Hookecalledthe“buildingblocksoflivingthings”cells.elltypes:prokaryotesandeukaryotesthatcontainmembrane-anelles.Virusesarenotlivingandhaveonlynucleicacidsinaprotein“coat.”Theycanonlyreproduceinsidealivingcell.ellshavethese: a.nucleus–directsallcellfunctions b.nucleolus–makesribosomes c.cellwall–foundonlyinplantcells,holdcelltogether d.ribosomes–makeproteinsfollowingDNAdirections e.cytoplasm–cleargelinsidethecell f.endoplasmicreticulum–siteofcellularchemicalreactions h.Golgiapparatus–sortsandholdsproteinsuntilneeded i.vacuoles–temporarystorageofmaterials j.lysosomes–containdigestiveenzymes k.mitochondria–transformenergyforthecell l.chloroplasts–capturelightenergyandconverttochemical m.centrioles–helpwithcelldivision n.ciliaand/orflagella–helpcellmove,ifthereatallPicturesofCellTypesAllcellsfallintooneofthetwomajorclassificationsofprokaryotesandeukaryotes.Prokaryoteswereherefirstandforbillionsofyearsweretheonlyformoflife.anizedandappearedlater.TherearesomeofbothonEarthtoday.Explainthecharacteristicsoflifeasindicatedbycellularprocessesanddescribetheprocessofcelldivisionanddevelopment.Explainthecharacteristicsoflifeasindicatedbycellularprocessesincluding:a.homeostasis;b.energytransfersandtransformations;c.transportationofmolecules;d.disposalofwastes;ande.synthesisofnewmolecules.Summarizethegeneralprocessesofcelldivisionanddifferentiation,plexmulti-anizedarrangementsofdifferentiatedcells.CellularProcessesTherearemanycellularprocesses.Wewillfocuson: a.hom 內容來自淘豆網www.kcagwo.live轉載請標明出處.
宁夏11选5开奖走势图 有条能赚钱的百科 又快又轻松赚钱的aPP 澳客网北单比分直播 快乐飞艇 口袋喵喵玩怎么赚钱 别人不知道的赚钱招数 直播吧足球直播 黑龙江时时彩 扣扣做微商怎么赚钱是真的吗 山西扣点麻将规则 北京十一选五 qq捕鱼大亨bug 广西资本运作真能赚钱吗 2015赚钱零成本开店创业 31选7 亿赢彩票安卓