高中生物奥林匹克竞赛辅导专题讲座 专题一 生命的物质基础 - 百度文库

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һϸĻѧɷ 1ˮ޻

2ࣺǡ˫ǡ

3ʣᡢĸдʵļṹ ʵʡʵ

4øࣺࡢûӰøԵ 5֬

6᣺DNARNA

7ҪADPATPNAD+NADH+NADP+NADPH+

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һĻ һ޻ 1ˮ֮Դ

ˮϸҪɷ֣һ㷢ʢСϸкˮϴϸ֯кˮСߵӺкˮһ10

ˮӾмԣÿˮӾĸˮ֮γˮӵļԼγʹˮӾʣˮӾнǿԡʹˮӽҺнǿıˮӸ䵽ٵҶˮҶƬԵеˮˮʹһֱ쵽ʹˮӿˮˮ

ˮĹܣлʵܼˮǴٽлӦʣˮԭʽṹγɣˮеڸõĹܡ

ͨ״̬ڣKNaCa2Mg2Fe2Fe3

ȣClSO42PO43HPO42H2PO4HCO3ȡ޻ҺеŨȶģҪУϸ͸ѹpHҪĵáЩøĻӣMg+Ca2+ ЩǺϳлԭ,PO4+ںϳᡢȣFe2+ںϳѪ쵰׵ȡ滷PHΧΪ3~8.5ϸеĸһĻʹϸڵPHԺ㶨ϸά

ϸijЩ޻εĹܼȱ֢ Ԫ N P ϳɹùиøATPNADPHҶصijɷ ATPNADPHҪɳɷ֣άҶĤĽṹ͹Ҫ Ƿ ȱʱ֢λ ˥֯ ˥֯ K Mg B Ca Fe ٽлĺϳ Ҷصɳɷ ٽ۵ȷͻ۹쳤 һΪøĻ

˥֯ ˥֯ ˥֯ ֯ ֯ ޻μһ

K Na Ca άϸҺ͸ѹľãάļšļ˷ άϸҺ͸ѹҪ ݵijɷ  ȱʱʧ ȱѪѹ½ʼӿ졢֫ ȱʱͲ ѪƼʱ鴤 Ѫʱ

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2

ҪУҪɷ֣DZֲϸȵģϸڵijɷ֣ϸҪԴʡ 2Ԫؼ

ǶǻȩͪijЩԪֻCHOֵǡǡࡣ

ǵķͨʽǣCH2O)nDzˮ򵥵ࡣ̼ԭֿɷΪ̼̼ǡǺ͹̼ǣʽC6H12O6ṹʽͬڻѧϽͬ칹壨ͼǣC5H10O5ǣC5H10O4̼ǣֱǹRNADNAҪɷ֣ͼǡǡѿǵлԭԣΪԭǣۡǵΪǻԭԡ

ǣ;ǣǷˮ϶õǡǺ2ǵλ˫ǣֲϸڵǡѿǣϸڵǣϸijЩϸڵĺǵȡǵγɼͼ

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ɶ۶״ӣ뵥ǡ˫Dzͬһ㲻ˮӶʽǣߵֲϸڵĵۣߵȶϸڵԪάֲձĽṹǡ

ĸҪǵʺ֬ 3

1༰

簴ܻ֣ɽʷΪԵʺͷǻԵࡣ ԵָолԵĵʡҪУΪ߻ڸֻѧӦøصǵڻִл̣磺ȵءټصȡ浰Ҫ䡢СʡӡӵȣѪ쵰ס嵰ס˶˶йأϸëסļ򵰰׺ͼ׵ȡ׷壬򵰰סصȡĤ׷ֲϸĤϣĤѧء嵰ΪܺʹϢֻĵ׿ֻ֯鵰סӡ

ǻԵװһ𱣻֧õĵʡҪУԭDz鶯ƤҪɷ֡ǵDZǿеǿȡԵ״ʹѪܱڵȴ֧á

2Ԫغͻɵλ

ҪCHONԪɣSǵʵı־ԪأԼռ16%ʵĻɵλǰᣬͨʽΪ

Ȼ

ʵİԼ20֣L͵Ħᡣ백֮ԷϷӦγɵļΪļֿɻΪġļģϣĶ״еĽṹжʾһͨ۵γɵĸӵĴӡ 3ṹ

ʽṹһļṹͼڵʷУͬһĿ˳γɵĶǵʵһṹʷӵĸ߼ṹһṹȻļṹһµѧȶĽṹ

4

ܵijЩѧʱԵɥʧܽȽԼ

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