Ӣҽ > > Ŀ

СƤëɫλڲͬȾɫϵԻAaBbƣֱͣɫA  B  ɫaaB  ɫA  bbͻɫaabbͼСһϵףش⣺

 

1I2Ļ              

1ºɫСӦΪ        ۹ӽ

326ӽµСǺɫԵĸ   

43кʧ˲һһֻС֪С2DNAܷͬ˵ֻС3ģ    /ܣ˵жϵݣ                                                   

5һֻ۹ֳ˫׼Ⱥ嶼ͬ״״ɺԻDƣôñԴ                  

6ã5ֻ۹ƹӽõ㹻F1

    F1г˸״ԻDλXȾɫϣF1״Ϊ                         

    F1г˸״ԻDλڳȾɫϣF1״Ϊ                        

    F1ûгָ״ԭ                          

(1)A  a  B  b

(2)ɫɫ

(3)

(4)

  DNAֻϸӴ233СDNAӦͬ

(5)ͻ

(6)F1дԸָ״Ը״

     F1ִơ۸ָ״ִơ۸״

     (5)۹״ϸͻ£ͻܴ


:

3aabbԢ2ĻΪAaBbɫСĻΪaaB_1ĻΪaabb佻۹Ӧ߱B򣬱Ϊɫɫ2Ϊ1/3AaBB2/3AaBb6ΪaabbΪɫA_bbԵĸΪ1/22/31/21/21/12

DNAֻϸӴ233СDNAӦֻͬС϶Ǣ3

ϸԻӦԴڻͻ䡣XȾɫԻƵ״ŴصΪŴF1дԸָ״Ը״̬ΪȾɫԻƵ״Ա޹أF1ִơ۸ָ״ִơ۸״̬ͻ״ܴݸһ˵5۹״ϸͻ£ͻܴݸ

ϰϵд
ϰ

Ŀ Դ ͣ

СƤëɫλڲͬȾɫϵԻAaBbƣֱͣɫA  B ɫaaB  )ɫA  bbͻɫaabbСϵͼش⣺?

(1)2Ļ              ?

1ºɫСӦΪ                ۹ӽ?

326ӽµСǺɫԵĸ                   ?

43кʧ˲һһֻС֪С2DNAܷͬ˵ֻСǢ3ģ        /ܣжϵݣ                                                   

5һֻ۹ֳ˫׼Ⱥ嶼ͬ״״ɺԻDƣôñԴ                                    ?

6ã5ֻ۹ƹӽõ㹻F1塣?

F1г˸״ԻDλXȾɫϣF1״Ϊ                          

F1г˸״ԻDλڳȾɫϣF1״Ϊ                 

F1ûгָ״ԭ                             

鿴𰸺ͽ>>

Ŀ Դ ͣ

СƤëɫλڲͬȾɫϵԻAaBbƣֱͣɫA  B ɫaaB  )ɫA  bbͻɫaabbСϵͼش⣺?

(1)2Ļ______________________?

2ʹ1ºɫСӦΪ________________۹ӽ?

326ӽµСǺɫԵĸ________________?

43кʧ˲һһֻС֪С2DNAܷͬ˵ֻСǢ3ģ________________/ܣжϵݣ________________________________________________________________

5һֻ۹ֳ˫׼Ⱥ嶼ͬ״״ɺԻDƣôñԴ________________________________________________  ?

6ã5ֻ۹ƹӽõ㹻F1塣?

F1г˸״ԻDλXȾɫϣF1״Ϊ________________

F1г˸״ԻDλڳȾɫϣF1״Ϊ  ________________

F1ûгָ״ԭ________________________________

鿴𰸺ͽ>>

Ŀ Դ2011-2012һи꼶ڶԾ ͣۺ

15֣СƤëɫλڲͬȾɫϵԻAaBbƣֱͣɫA B ɫaaB ɫA bbͻɫaabbͼСһϵףش⣺
 
1I2Ļ              
1ºɫСӦΪ       ۹ӽ
326ӽµСǺɫԵĸ   
43кʧ˲һһֻС֪С2DNAܷͬ˵ֻС3ģ   /ܣ˵жϵݣ                                                   
5һֻ۹ֳ˫׼Ⱥ嶼ͬ״״ɺԻDƣôñԴ                  
6ã5ֻ۹ƹӽõ㹻F1
F1г˸״ԻDλXȾɫϣF1״Ϊ                        
F1г˸״ԻDλڳȾɫϣF1״Ϊ                        
F1ûгָ״ԭ              

鿴𰸺ͽ>>

Ŀ Դ2011-2012һи꼶ڶԾ ͣۺ

15֣СƤëɫλڲͬȾɫϵԻAaBbƣֱͣɫA  B  ɫaaB  ɫA  bbͻɫaabbͼСһϵףش⣺

 

1I2Ļ              

1ºɫСӦΪ        ۹ӽ

326ӽµСǺɫԵĸ   

43кʧ˲һһֻС֪С2DNAܷͬ˵ֻС3ģ    /ܣ˵жϵݣ                                                   

5һֻ۹ֳ˫׼Ⱥ嶼ͬ״״ɺԻDƣôñԴ                  

6ã5ֻ۹ƹӽõ㹻F1

    F1г˸״ԻDλXȾɫϣF1״Ϊ                         

    F1г˸״ԻDλڳȾɫϣF1״Ϊ                        

    F1ûгָ״ԭ              

 

鿴𰸺ͽ>>

ͬϰ