ÏÂÁÐÓйؿÆѧ¼ÒʵÑéÊÒÑо¿µÄÐðÊöÖУ¬´íÎóµÄÊÇ£¨    £©

 

ʵÑé²ÄÁÏ

ʵÑé¹ý³Ì

ʵÑé½á¹ûÓë½áÂÛ

A

RÐÍ·ÎÑ×Ë«Çò¾ú

SÐÍ·ÎÑ×Ë«Çò¾ú

½«RÐÍ»î¾úÓëSÐ;úµÄDNAÓëDNAË®½âø»ìºÏÅàÑø

Ö»Éú³¤RÐ;ú£¬ËµÃ÷DNA±»Ë®½âºó£¬¾ÍʧȥÒÅ´«Ð§Ó¦¡£

B

ÊɾúÌå

´ó³¦¸Ë¾ú

Óú¬35S±ê¼ÇµÄÊɾúÌåÈ¥¸ÐȾÆÕͨµÄ´ó³¦¸Ë¾ú£¬¶Ìʱ¼ä±£ÎÂ

ÀëÐÄ»ñµÃµÄÉÏÇåÒºÖеķÅÉäÐԺܸߣ¬ËµÃ÷DNAÊÇÒÅ´«ÎïÖÊ¡£

C

Ñ̲ݻ¨Ò¶²¡¶¾

Ñ̲Ý

ÓôÓÑ̲ݻ¨Ò¶²¡¶¾·ÖÀë³öµÄRNAÇÖȾÑ̲Ý

Ñ̲ݸÐȾ³öÏÖ²¡°ß£¬ËµÃ÷Ñ̲ݻ¨Ò¶²¡¶¾µÄRNA¿ÉÄÜÊÇÒÅ´«ÎïÖÊ¡£

D

´ó³¦¸Ë¾ú

½«ÒÑÓÃ15N±ê¼ÇDNAµÄ´ó³¦¸Ë¾úÅàÑøÔÚÆÕͨ£¨14N£©ÅàÑø»ùÖÐ

¾­Èý´Î·ÖÁѺ󣬺¬15NµÄDNAÕ¼DNA×ÜÊýµÄ1/4£¬ËµÃ÷DNA·Ö×ӵĸ´ÖÆ·½Ê½ÊÇ°ë±£Áô¸´ÖÆ

 

 

¡¾´ð°¸¡¿

B

¡¾½âÎö¡¿ÂÔ

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£º

ÏÂÁÐÓйؿÆѧ¼ÒʵÑéÊÒÑо¿µÄÐðÊöÖУ¬´íÎóµÄÊÇ£¨    £©

ʵÑé²ÄÁÏ

ʵÑé¹ý³Ì

ʵÑé½á¹ûÓë½áÂÛ

A

RÐͺÍSÐÍ·ÎÑ×Ë«Çò¾ú

½«RÐÍ»î¾úÓëSÐ;úµÄDNAÓëDNAË®½âø»ìºÏÅàÑø

Ö»Éú³¤RÐ;ú£¬ËµÃ÷DNA±»Ë®½âºó£¬¾ÍʧȥÒÅ´«Ð§Ó¦¡£

B

ÊɾúÌåºÍ´ó³¦¸Ë¾ú

Óú¬36S±ê¼ÇµÄÊɾúÌåÓë¸ÐȾÆÕͨµÄ´ó³¦¸Ë¾ú£¬¶Ìʱ¼ä±£ÎÂ

ÀëÐÄ»ñµÃµÄÉÏÇåÒºÖеķÅÉäÐԺܸߣ¬ËµÃ÷DNAÊÇÒÅ´«ÎïÖÊ

C

Ñ̲ݻ¨Ò¶²¡¶¾ºÍÑ̲Ý

ÓôÓÑ̲ݻ¨Ò¶²¡¶¾·ÖÀë³öµÄRNAÇÖȾÑ̲Ý

Ñ̲ݸÐȾ³öÏÖ²¡°ß£¬ËµÃ÷Ñ̲ݻ¨Ò¶²¡¶¾µÄRNA¿ÉÄÜÊÇÒÅ´«ÎïÖÊ

D

´ó³¦¸Ë¾ú

½«ÒÑÓÃ15N±ê¼ÇDNAµÄ´ó³¦¸Ë¾úÅàÑøÔÚÆÕͨ£¨14N£©ÅàÑø»ùÖÐ

¾­Èý´Î·ÖÁѺ󣬺¬15NµÄDNAÕ¼DNA×ÜÊýµÄ1/4£¬ËµÃ÷DNA·Ö×ӵĸ´ÖÆ·½Ê½ÊÇ°ë±£Áô¸´ÖÆ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2012½ì½­ËÕÊ¡ÄϾ©ÊÐËÄУ¸ßÈý12ÔÂÔ¿¼ÉúÎïÊÔ¾í ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÏÂÁÐÓйؿÆѧ¼ÒʵÑéÊÒÑо¿µÄÐðÊöÖУ¬´íÎóµÄÊÇ

 
ʵÑé²ÄÁÏ
ʵÑé¹ý³Ì
ʵÑé½á¹ûÓë½áÂÛ
A
RÐͺÍSÐÍ·ÎÑ×Ë«Çò¾ú
½«RÐÍ»î¾úÓëSÐ;úµÄDNAÓëDNAË®½âø»ìºÏÅàÑø
Ö»Éú³¤RÐ;ú£¬ËµÃ÷DNA±»Ë®½âºó£¬¾ÍʧȥÒÅ´«Ð§Ó¦¡£
B
ÊɾúÌåºÍ´ó³¦¸Ë¾ú
Óú¬35S±ê¼ÇµÄÊɾúÌåÈ¥¸ÐȾÆÕͨµÄ´ó³¦¸Ë¾ú£¬¶Ìʱ¼ä±£ÎÂ
ÀëÐÄ»ñµÃµÄÉÏÇåÒºÖеķÅÉäÐԺܸߣ¬ËµÃ÷DNAÊÇÒÅ´«ÎïÖÊ¡£
C
Ñ̲ݻ¨Ò¶²¡¶¾ºÍÑ̲Ý
ÓôÓÑ̲ݻ¨Ò¶²¡¶¾·ÖÀë³öµÄRNAÇÖȾÑ̲Ý
Ñ̲ݸÐȾ³öÏÖ²¡°ß£¬ËµÃ÷Ñ̲ݻ¨Ò¶²¡¶¾µÄRNA¿ÉÄÜÊÇÒÅ´«ÎïÖÊ¡£
D
´ó³¦¸Ë¾ú
½«ÒÑÓÃ15N±ê¼ÇDNAµÄ´ó³¦¸Ë¾úÅàÑøÔÚÆÕͨ£¨14N£©ÅàÑø»ùÖÐ
¾­Èý´Î·ÖÁѺ󣬺¬15NµÄDNAÕ¼DNA×ÜÊýµÄ1/4£¬ËµÃ÷DNA·Ö×ӵĸ´ÖÆ·½Ê½ÊÇ°ë±£Áô¸´ÖÆ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º½­ËÕÊ¡Ì©ÖÝÊÐ2010½ì¸ßÈýÆÚÄ©ÊÊÓ¦ÐÔÁ·Ï° ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁÐÓйؿÆѧ¼ÒʵÑéÊÒÑо¿µÄÐðÊöÖУ¬´íÎóµÄÊÇ£¨    £©

 

ʵÑé²ÄÁÏ

ʵÑé¹ý³Ì

ʵÑé½á¹ûÓë½áÂÛ

A

RÐͺÍSÐÍ·ÎÑ×Ë«Çò¾ú

½«RÐÍ»î¾úÓëSÐ;úµÄDNAÓëDNAË®½âø»ìºÏÅàÑø

Ö»Éú³¤RÐ;ú£¬ËµÃ÷DNA±»Ë®½âºó£¬¾ÍʧȥÒÅ´«Ð§Ó¦¡£

B

ÊɾúÌåºÍ´ó³¦¸Ë¾ú

Óú¬36S±ê¼ÇµÄÊɾúÌåÓë¸ÐȾÆÕͨµÄ´ó³¦¸Ë¾ú£¬¶Ìʱ¼ä±£ÎÂ

ÀëÐÄ»ñµÃµÄÉÏÇåÒºÖеķÅÉäÐԺܸߣ¬ËµÃ÷DNAÊÇÒÅ´«ÎïÖÊ

C

Ñ̲ݻ¨Ò¶²¡¶¾ºÍÑ̲Ý

ÓôÓÑ̲ݻ¨Ò¶²¡¶¾·ÖÀë³öµÄRNAÇÖȾÑ̲Ý

Ñ̲ݸÐȾ³öÏÖ²¡°ß£¬ËµÃ÷Ñ̲ݻ¨Ò¶²¡¶¾µÄRNA¿ÉÄÜÊÇÒÅ´«ÎïÖÊ

D

´ó³¦¸Ë¾ú

½«ÒÑÓÃ15N±ê¼ÇDNAµÄ´ó³¦¸Ë¾úÅàÑøÔÚÆÕͨ£¨14N£©ÅàÑø»ùÖÐ

¾­Èý´Î·ÖÁѺ󣬺¬15NµÄDNAÕ¼DNA×ÜÊýµÄ1/4£¬ËµÃ÷DNA·Ö×ӵĸ´ÖÆ·½Ê½ÊÇ°ë±£Áô¸´ÖÆ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2012½ìÄþÏĸ߶þÉÏѧÆÚÆÚÄ©¿¼ÊÔÉúÎïÊÔ¾í ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁÐÓйؿÆѧ¼ÒʵÑéÊÒÑо¿µÄÐðÊöÖУ¬´íÎóµÄÊÇ¡¡

 

ʵÑé²ÄÁÏ

ʵÑé¹ý³Ì

ʵÑé½á¹ûÓë½áÂÛ

            A

RÐͺÍSÐÍ·ÎÑ×Ë«Çò¾ú

½«RÐÍ»î¾úÓëSÐ;úµÄDNAÓëDNAË®½âø»ìºÏÅàÑø

Ö»Éú³¤RÐ;ú£¬ËµÃ÷DNA±»Ë®½âºó£¬¾ÍʧȥÒÅ´«Ð§Ó¦¡£           

B

T2ÊɾúÌåºÍ´ó³¦¸Ë¾ú

Óú¬35S±ê¼ÇµÄÊɾúÌåÈ¥¸ÐȾÆÕͨµÄ´ó³¦¸Ë¾ú£¬¶Ìʱ¼ä±£ÎÂ

ÀëÐÄ»ñµÃµÄÉÏÇåÒºÖеķÅÉäÐԺܸߣ¬ËµÃ÷DNAÊÇÒÅ´«ÎïÖÊ¡£    

 C

Ñ̲ݻ¨Ò¶²¡¶¾ºÍÑ̲Ý

ÓôÓÑ̲ݻ¨Ò¶²¡¶¾·ÖÀë³öµÄRNAÇÖȾÑ̲Ý

Ñ̲ݸÐȾ³öÏÖ²¡°ß£¬ËµÃ÷Ñ̲ݻ¨Ò¶²¡¶¾µÄRNA¿ÉÄÜÊÇÒÅ´«ÎïÖÊ¡£  

 D

´ó³¦¸Ë¾ú

½«ÒÑÓÃ15N±ê¼ÇDNAµÄ´ó³¦¸Ë¾úÅàÑøÔÚÆÕͨ£¨14N£©ÅàÑø»ùÖÐ

¾­Èý´Î·ÖÁѺ󣬺¬15NµÄDNAÕ¼DNA×ÜÊýµÄ1/4£¬ËµÃ÷DNA·Ö×ӵĸ´ÖÆ·½Ê½ÊÇ°ë±£Áô¸´ÖÆ      

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸