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2019年上海市崇明区高考生物二模试?解析? - 百度文库

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⿼ϸֻ֪ʶҪʶϸֻĸص㼰壬ϸֻʵʣܽѧ֪ʶ׼ȷжϸѡ 19.𰸡A

״Թϵַ׼ȷжϸѡѡȷĴ𰸣ڿεĿ顣

21.𰸡ڢ񣨼һηѺڣ A B ȾɫĿ A

⣺AϸҺ͸ѹʱͻطڼ٣ϸҺ͸ѹ͵ԭˮ࣬ʳе١ˮϸҺ͸ѹ½طڼ٣Aȷ

BѪ٣ϸҺ͸ѹӣطӣB Cʳ̣ϸҺ͸ѹӣطӣC

DѪŨӣϸҺ͸ѹӣطӣD ѡA

ˮϸҺ͸ѹ½طڼ٣Ѫ١ʳ̡ѪŨӶᵼϸҺ͸ѹӣطӣ

⿼鿹صĹܺˮƽڣڿѧʶǺѶȲ 20.𰸡D

AAS

⣺AٴǶȣHbHbû漰HbA

⣺1붨ɵʵǵλͬԴȾɫķֿ룬ںڢ񣨼һηѺڣ

2ѹУDNA仯Ϊ DNAĿ һη ǰ 4n 4n 4n ĩ 2n ڶη ǰ 2n 2n 2n ĩ n Cyclin B3ȱʧСͬԴȾɫ岻ܷ룬ڶηѹ̲Уͼ1Cyclin B3ȱʧСһԭϸ֪ԭϸȾɫĿΪ2nӼڢڢУDNAı仯Ϊ2n4nѡA

3ͼ1֪СȣCyclin B3ȱʧСͬԴȾɫ岻ܷ룬ڶηѹ̲Сɴ˿ƲCyclin B3ĹǴٽͬԴȾɫķ롣ѡB 4֪ʵΪͼ2ʾCyclin B3ȱʧܾѺ3Ⱦɫ飬˵䷢ľȾɫĿ졣

5Cyclin B3ȱʧγʱͬԴȾɫδ룬Cyclin B3ȱʧڶηѵĹ˿ƣɴ˿֪ͼ2еXȾɫԴͬԴXȾɫ塣ѡA ʴΪ

1ڢ񣨼һηѺڣ 2A 3B

4ȾɫĿ 5A

ͼ1ͼ1ʾѵIJͼ⡣СȣCyclin B3ȱʧСͬԴȾɫ岻ܷ룬ڶηѹ̲С

BٴǶȣHbAHbS˵HbAHbSȫԣB

CDϸˮƽHbAHbSΪΣ˵HbAHbSȫԣCDȷ ѡD

״Եжϣ

1״״Ӵһ״21ȷԹϵ

2״һ״Ӵ״12ȷԹϵ2112ȷԹϵ1122ֱȷ

⿼״ԡԹϵͺͱͣҪջ붨ɵʵʼж

9ҳ12ҳ

ͼ2ͼ2ΪCyclin B3ȱʧܾѵȾɫͣ京3Ⱦɫ顣 ͼ⣬ϸļѡȾɫ֪ʶҪʶϸѲͬʱڵص㣬ռѹȾɫΪĿ仯ɣȷͼ1ʶȾɫͣܽͼкϢ׼ȷ⣬ڿʶǺεĿ顣

22.𰸡ֶ AD ABD Сڱ¶ں价󣬰ɫ֬ĺֱʸߣɫ֬

ӽ϶ࣩҺֱɫܴ֬ɫ֬4-6hСӣ»ʵСڵ»°ɫ֬ĺֱʽϵͣɫ֬ϸڽС֬ϸ㣬³½

1º㶨ڣ

2ͼͼ1֪ƳСɫ֬ϸ٣ͼ2ű¶ں价еʱ𽥽ͣʵ齵͵ĸ͡

µƽ⼰Ϊµڵ֪ʶڿѧʶͼжѧ֪ʶۺϷ

23.𰸡Ҷ C BC C ֧·Ӻ󣬵͹ǿӰ죬ŹǿȵӣҰˮˮĹԽ죻һ

Ŀԭǹ֧·ĽҶCO2Դٽ˰ӦʣӶڹճ´ٽ˹õ

⣺1оòͬĿȺͳ΢ĶԣԡIJҪֶָԡ

2ڡɫ֬Ҫǽڶ֬ʽɫ֬ϸȰɫ֬ϸи塱ݴƲ⽡С¶Ƚʱ֬֯仯ǣɫ֬ǿӣ֬ӣɫ֬֬١ 3Сں价µڵĻȷǣ̼˷ܣ

⣺1ͼ֪밵ӦҶС

2ͼ1֪ԭ̼ʡϲָⷴӦ

Եµ˷ܣƤѪɢȡ

ѡC

4ͼ1ͼ2С4-6h±仯ƵIJԭ򣺽Сڱ¶ں

3ͼ1У뿨ĶҪĹⷴӦATPҪøIJɷӦ

󣬰ɫ֬ĺֱʸߣɫ֬ӽ϶ࣩҺֱɫܴ֬

ѡBC

ɫ֬ 4-6h Сӣ»ʵСڵ»°ɫ֬ĺֱ

4ͼ1йIJҴᾭ仯תΪ̼Ӧģܱ֤Ȼ

ʽϵͣɫ֬ϸڽС֬ϸ㣬³½

״̬µ仯׹رʱµĹԭ϶̼ĹӦɵӰ졣

ʴΪ1ֶ 2AD 3ABD

4Сڱ¶ں价󣬰ɫ֬ĺֱʸߣɫ֬ӽ϶ࣩҺֱ

ӣҰˮˮĹԽ죻һĿԭǹ

ɫܴ֬ɫ֬ 4-6h Сӣ»ʵСڵ»°ɫ֬ĺֱʽϵͣɫ֬ϸڽС֬ϸ㣬³½

ʴΪ

10ҳ12ҳ

ѡC

51ͼ2֪֧·Ӻ󣬵͹ǿӰ죬Źǿȵ

֧·ĽҶCO2Դٽ˰ӦʣӶڹճ´ٽ˹õʡ

1Ҷ 2C 3BC 4C

5֧·Ӻ󣬵͹ǿӰ죬ŹǿȵӣҰˮ

5봫ͳӽϸ¡ļȣdMAbڿƱҪڣIJڽУҪϸϸ಻ϸϸƱ DNA硱ڴ洢䣻ֱ DNA ʡȥԭ̼ϸϸںϺɸѡIJȡ

ˮĹԽ죻һ

ʴΪ1A

Ŀԭǹ֧·ĽҶCO2Դٽ˰ӦʣӶڹճ´ٽ˹õ

ͼͼ1еĹҪõC5ΪԭϣڰӦ׶C5ʵ˸ʵҹսʳֽCO2ɶ̼NADPHATPͼ2еԱǹǿˮƷ֣ǹʣͼʾˮڸǿµĹԸҰˮݴ˷ ͼΪ壬˹Ĺ̺ӰʵĻص֪ʶѧʶͼͼѧ֪ʶͽۺһѶȡӰõĻУǿȡ¶ȡ̼ŨȵȣйǿҪӰⷴӦ̼ŨҪӰ찵ӦӰõУɫصĺø̼ĺȡ

24.𰸡A ø DNAø BC ϸںϼ֯ϸ IJ

ڽУҪϸϸ಻ϸϸƱDNA硱ڴ洢䣻ֱDNAʡȥԭ̼ϸϸںϺɸѡIJ

2øDNA ø 3BC

4ϸںϼ֯ϸ

5IJڽУҪϸϸ಻ϸϸƱ DNA硱ڴ洢䣻ֱ DNA ʡȥԭ̼ϸϸںϺɸѡIJ衭

1Ʊ¡ԭBܰϸܲ壬²ֳϸֳܲ塣Bܰϸϸںγɵӽϸֳܴܲ㹻ض塣ϸںʱ˲ӽϸBܰϸںϵϸϸںϵϸȣҪضѡɸѡӽϸп¡Ϳ⡣

2ͼٱʾȡߵĿ壬ڱʾĿĻ飬۱ʾDNAӵϸܱʾӻߵϸзȡ¡塣

⿼鵥¡Ʊڿ鿼ʶѧ֪ʶҪ㣬֪ʶϵѧ֪ʶѧ׼ȷжϵ

25.𰸡AB XŴ ΪȾɫŴ1ΪԴϣ2ΪԴϣ3

G

4ΪӺϣϻ֮ΪXŴϻ XY 100% C

⣺1Ҫ֤ƱĿܾ׼ʶ𰣲ԭ˹ϳĿĻʱȡϢǿİС

2ͼĹĹøøDNA ø

3dMAbҲ漰תӦãйͼǣڱʾĿĻ飻۱ʾDNAӵϸ

4ͳӽϸ¡ĹҪ﹤еļϸںϼ֯ϸ

⣺1Ǽή֢ŴʽҪΪȾɫŴҲɼȾɫŴXԻŴҷʺܵͣ˵Ǽή֢ǵͻģͻϸܼ⵽

11ҳ12ҳ

2ɷ֪ڸŮĶӶΪȾɫŴXȾɫŴڸûͻ䣬ͻΪȾɫŴ1ΪԴϣ2ΪԴϣ34ΪӺϣϻ֮ΪXŴϻ

GGg

3ɣ2֪3ŵĻXYŮΪXXΪ

G

4ü3ź4ŵĻΪXYż޸üŴʷڸ״Ԥ

ʩӦΪԱȷΪӴŮȫ ʴΪ1AB

2XŴ ΪȾɫŴ1ΪԴϣ2ΪԴϣ34ΪӺϣϻ֮Ϊ X Ŵϻ

G

3XY 100%

4C

Ǽή֢ŴʽҪΪȾɫŴҲɼȾɫŴXԻŴݸŴص㣬֪ʶ

ͼڸŮĶӶΪȾɫŴXȾɫŴ

ϵͼҪŴ֪ʶĹؼڶϵͼķٽ⡣

12ҳ12ҳ

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