Page 20 - ??蝘飛?隤脫蝟餃?隞晶
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1 STEM ??鼠
??憭?憭批???STEM ??鼠嚗暑?摰孵???嚗?
?葦?舀??閬?瘣颱蝙??
瘥暑????閰喟敦??摮豢獢?摮貊?撌乩?蝝?
4 蝝啗??犖憿?畾??箏
??鼠 4.1
閮剛??ˊ雿NA璅∪?
?其誑銝暑??雿ˊ雿?DNA?蝝芋??剁?雿?岫?拍
撱??嗡???靘身閮?鋆賭?雿?DNA璅∪????舫?冽?蝯冽????? 撅???撅祉??瘜∟??ㄡ蝞∴???舐???鋆賭?雿?DNA璅? ????典停?潭?菜?嚗ˊ雿??NA璅∪??改?
e-aristo.hk/r/
??isstemu4i01.c
?飛?寞? (Teaching Plan) ??
摮貊?撌乩?蝝NA(??孤u璇?搪?鈭?詹?斤?W嚗敶Ｘ?rkshe?e?s) 蝯??? ?拇??琿?銝?????車銝???暽澆 ?? A?芣???T ??嚗??? G ????
STEM ??鼠 4.1 STEM ??鼠 4.1
閮剛??ˊ雿NA璅∪? 閮剛??ˊ雿NA璅∪?
?飛?寞? 摮詨?摮訾???撌乩?蝝? STEM ??鼠??冽???嚗? 銋??拍?澆?撟渡??? 摮貊??玨?祉?蝚?.5E蝭敺?摮貊??歇鈭圾DNA??祉?瑽? DNA 蝯???? 隞漲撌脰ˊ雿?蝪∪?NA?箇?璅∪???暑??摮貊??閬? ?游?隞蝘飛?摮貊??亥??極蝔飛銝??撌批??菜?嚗?? ?飛鞈? 隞餃?嚗身1閮???鋆??僑D嚗A璅∠??飛嚗蒂摰嗅?澆飛?∠??鋅?丕撅?箝敦??抒??箏?? ?拙????鋆賭??芸楛?NA璅∪??? ??臬嚗?9摮?43?典飛撟渲?摰??喃??賢??渲釭?潔誑??????箝撟媛?亙N??A?) ?箔?鞈芣?蝯???摨衣?釭??D撘?0Nn?mA嚗正敺??嚗蝯?餌?瑽?暽澆飛???箏振?撠?閰孵??亥??Ｗ?(敺????舫01.3?餃64 ?m?2??蝛嗥?嚗???憟?1??嚗摰1鈭?159??2撟渲?8撟渡??
?箇??m ?舐?蝐喟?蝚西?嚗? nm = 0.000 000 001 m??1 nm = 10?? m嚗?
銝???渡????頧之蝝???0撠匱?箏?????嚗?
銝?砌?隤迎?DNA?賣?單??箸?????嚗?
???瑽??漲嚗?.0 nm ???舐?嚗椰嚗??????喉?
??DNA??瑽? ??璅∪?閮剛?
??DNA??鋆匱?粹?撠? ??璅∪?鋆賭?
2. DNA?匱?箏????箏撖ⅣT A STEM ??鼠 (S1?2)
AT
?賊暽澆撠?頝嚗? ?典飛?∟身蝡??除鞊∠?
0.34 nm
CG
GC
???拍3D?璈? ???漲?撌? DNA?匱?箏??雿?箏撖Ⅳ嚗??箏撖Ⅳ頛??縑
鋆賭?DNA璅∪? ??瘥???蝞? AT
C ?涊 ? 嚗? 隞? 瘙? 摰? ?? ?? ?? ?? ?? ?? ? ?? 銝? ?? ?? ?? ?? 暽? ?? 靘? 頛? ?? 銝 ?? ?飛?寞?
C
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瘣餃???隢萼 40?? ?縑?胯??迨蝔梁銝擃?蝣潦? ??DNA???瑽???亥? 撌行??箸? ?單??箸?
??瑼ａ摮貊??身閮? 50?? AT
30??
瘣餃?儭啗ˊ雿NA璅∪? T G C 嚗? 閰? ?? 銵? 銝?2 ?? ?? 瘣? ?? 嚗? 鈭? 閫? ?? 憭? ?? ?? ?? ?? 蝺? 蝣? 蝟? 蝯? ?? 66
瘣餃?敺?隢? CG ?? ?杗
?? ???? 擐葛
22 ?箏撖Ⅳ?enetic code 27 穢 ???箇?蝷暹????2018
銝擃?蝣潑riplet code
01_70_NEWIS_U04_C_TE7.indd 66 8/3/2018 20:10:02
瘥予?粹?銝飛???剖?嚗???憭拇除?勗??????嚗?閫?予瘞??瘜??拇????撣豢暑
??暑??摮貊????游?隞?蝘飛?亥????賢??菜?嚗摮豢閮剔?銝?除鞊∠?嚗? 隞亦皜祆?憭拍?憭拇除??嚗蒂?啣神?予瘞???
瘣餃???隢萼 2蝭隤? ??瘞?情蝡?TEM??
??瘞?情蝡?車??函??箸???? 2??
2蝭隤? 瘣餃?儭啗身閮?鋆賭?銝??除鞊∠????
瘣餃?敺?隢?
18 2
