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иԇҊPӛ
иԇPӛ
ڌWPӛǰҪ˽⌦ԒvăcŪPӛҪӛЩʲôoՓl(f)k߀ǸW̎ČԒУԒһІ}ҪQ猦ԇYЮhñݲҪakһЩCôµһνQ@}ӛPӛĕrcՆ}Qķʽ (жN)Q^(E)ͬr}ǰҲгF(xin)ҲҪעяVԒеĆ}ЕrֹF(xin)һҪÿúð
vԒ}^Wg漰ˇgƌWȻƌWƌWĴ棬Ҳǎw֪Rĸ֪R^V}ǺЎġv͵}Ŀᘌ@ׂWеijһչ_һ_ʼBһԒ}ЕrһЩԒ}ăݡ_^־Ҫעӛ}ĶxϢպwĸչ_BԓԒ}ԓԒ}ķl(f)չvʷ(yu)ȱcȵ@^ЕF(xin)x^eϢwf@փһ㶼Y^ӛPӛܕԒ}һYώһI(y)oW
PӛķкܶԸԼrxmԼǎNҊĹPӛ
һsMʽ
@ǹPӛҊķʽ܉dzرµĽYһPӛļֳɃɲһһЏӛҪĿYԃ(main idea)픸fԃ(detail)sMɅҊһʽ(test 6 listening 5)
bacteria: one cell, smallest, simplest types: 1. bacilli: soil air
1st cellular rods
1 micron= 0.00004 inches food spoilage
0.1-- 4 wide
0.2-- 50 long 2. cocci: cluster
primitive chain
unicellular streptococcistrep throat
in fossil
everywhere: sea 3. sprilla: corkscrew
continent spiral
fresh water habitat
tissue
reproduce: fissioncell -- spilt 2
asexual budding
conjugation: exchange DNA
Cornellʽ
@ҲһN܉@ʾ½YķʽͿsMʽc@NʽҲǰPӛļֳɃɲ֣߅ռs֮һҵĿgڌmain idea߅detail
Bacteria: one cell, smallest, simplest ,1st cellular
1 micron= 0.00004 inches
0.1-- 4 wide 0.2-- 50 long
ϣϿYףҿԇɹ!
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