ÓÃͬλËرê¼Ç¼¼Êõ×·×ÙÑо¿ÔªËؼ°ÎïÖʵÄתÒƱ仯;¾¶ÊÇÉúÎï¿ÆѧÑо¿µÄÖØÒªÊÖ¶ÎÖ®Ò»¡£ÏÂÁÐÏà¹ØµÄÓ¦Óü°½á¹û´íÎóµÄÊÇ

A£®Ð¡°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼²»»áº¬ÓÐ18O£¬µ«ÄòÒºÖлẬÓÐH218O

B£®Óú¬ÓÐ3H±ê¼ÇµÄÐØÏÙà×à¤ÍÑÑõºËÜÕËáµÄÓªÑøÒºÅàÑøÑó´ÐµÄ¸ù¼â£¬¿ÉÒÔÔÚϸ°ûºËºÍÏßÁ£Ìå´¦¼ì²âµ½½ÏÇ¿µÄ·ÅÉäÐÔ£¬¶øÔÚºËÌÇÌå´¦Ôò¼ì²â²»µ½

C£®ÓÃ15N±ê¼ÇµÄDNAÖÃÓÚº¬14NµÄºËÜÕËá×÷Ô­ÁϵÄÈÜÒºÖнøÐи´ÖÆ£¬¾­ÃܶÈÌݶÈÀëÐĺó¿ÉÒÔ·ÖÎöµÃ³öDNA°ë±£Áô¸´ÖƵÄÌصã

D£®ÒªµÃµ½º¬32PµÄÊɾúÌ壬±ØÐëÏÈÓú¬32PµÄÅàÑø»ùÅàÑøϸ¾ú

 

¡¾´ð°¸¡¿

A

¡¾½âÎö¡¿

ÊÔÌâ·ÖÎö£ºÐ¡°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼¿ÉÄܻẬÓÐ18O£¬ÒòΪÓÐÑõºôÎüµÚ¶þ½×¶ÎÐèҪˮµÄ²ÎÓ룬¹ÊA´íÎó¡£ÐØÏÙà×à¤ÍÑÑõºËÜÕËáÊǺϳÉDNAµÄÔ­ÁÏÖ®Ò»£¬ÔÚϸ°ûºËºÍÏßÁ£Ìå»á½øÐÐDNA¸´ÖÆ£¬¹ÊBÕýÈ·¡£DNA°ë±£Áô¸´ÖÆʱÀûÓÃͬλËرê¼Ç·¨ºÍÌݶÈÀëÐÄ·¨µÃµ½µÄ£¬¹ÊCÕýÈ·¡£ÊɾúÌåÊDz¡¶¾£¬²»ÄÜÖ±½ÓÓÃÅàÑø»ùÅàÑø£¬¹ÊDÕýÈ·¡£

¿¼µã£º±¾Ì⿼²éͬλËرê¼Ç·¨Ïà¹Ø֪ʶ£¬ÒâÔÚ¿¼²ì¿¼Éú¶Ô֪ʶµã¼äµÄ×ۺϰÑÎÕ¼°ÔËÓÃÄÜÁ¦¡£

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2012½ìºÓÄÏÊ¡Ö£ÖÝÊиßÈýµÚÒ»´ÎÖÊÁ¿Ô¤²â¿¼ÊÔÉúÎïÊÔ¾í ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÃͬλËرê¼Ç¼¼Êõ×·×ÙÑо¿ÔªËؼ°ÎïÖʵÄתÒƱ仯;¾¶ÊÇÉúÎï¿ÆѧÑо¿µÄÖØÒªÊÖ¶ÎÖ®Ò»¡£ÏÂÁÐÏà¹ØµÄÓ¦Óü°½á¹û´íÎóµÄÊÇ

A£®Ð¡°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼²»»áº¬ÓÐ18O£¬µ«ÄòÒºÖлẬÓÐH218O
B£®Óú¬ÓÐ3H±ê¼ÇµÄÐØÏÙà×à¤ÍÑÑõºËÜÕËáµÄÓªÑøÒºÅàÑøÑó´ÐµÄ¸ù¼â£¬¿ÉÒÔÔÚϸ°ûºËºÍÏßÁ£Ìå´¦¼ì²âµ½½ÏÇ¿µÄ·ÅÉäÐÔ£¬¶øÔÚºËÌÇÌå´¦Ôò¼ì²â²»µ½
C£®ÓÃ15N±ê¼ÇµÄDNAÖÃÓÚº¬14NµÄºËÜÕËá×÷Ô­ÁϵÄÈÜÒºÖнøÐи´ÖÆ£¬¾­ÃܶÈÌݶÈÀëÐĺó¿ÉÒÔ·ÖÎöµÃ³öDNA°ë±£Áô¸´ÖƵÄÌصã
D£®ÒªµÃµ½º¬32PµÄÊɾúÌ壬±ØÐëÏÈÓú¬32PµÄÅàÑø»ùÅàÑøϸ¾ú

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2014½ì½­ËÕÄϾ©Ê¦·¶´óѧµÚ¶þ¸½Êô¸ß¼¶ÖÐѧ¸ßÈýѧÇé¼ì²âÉúÎïÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÓÃͬλËرê¼Ç¼¼Êõ×·×ÙÑо¿ÔªËؼ°ÎïÖʵÄתÒƱ仯;¾¶ÊÇÉúÎï¿ÆѧÑо¿µÄÖØÒªÊÖ¶ÎÖ®Ò»¡£ÏÂÁÐÏà¹ØµÄÓ¦Óü°½á¹û´íÎóµÄÊÇ

A£®Ð¡°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼²»»áº¬ÓÐ18O£¬µ«ÄòÒºÖлẬÓÐH218O

B£®Óú¬ÓÐ3H±ê¼ÇµÄÐØÏÙà×à¤ÍÑÑõºËÜÕËáµÄÓªÑøÒºÅàÑøÑó´ÐµÄ¸ù¼â£¬¿ÉÒÔÔÚϸ°ûºËºÍÏßÁ£Ìå´¦¼ì²âµ½½ÏÇ¿µÄ·ÅÉäÐÔ£¬¶øÔÚºËÌÇÌå´¦Ôò¼ì²â²»µ½

C£®ÓÃ15N±ê¼ÇµÄDNAÖÃÓÚº¬14NµÄÍÑÑõºËÜÕËá×÷Ô­ÁϵÄÈÜÒºÖнøÐи´ÖÆ£¬¾­ÀëÐĺó¿ÉÒÔ·ÖÎöµÃ³öDNA°ë±£Áô¸´ÖƵÄÌصã

D£®ÒªµÃµ½º¬32PµÄÊɾúÌ壬±ØÐëÏÈÓú¬32PµÄÅàÑø»ùÅàÑøϸ¾ú

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2011-2012ѧÄêºÓÄÏÊ¡Ö£ÖÝÊиßÈýµÚÒ»´ÎÖÊÁ¿Ô¤²â¿¼ÊÔÉúÎïÊÔ¾í ÌâÐÍ£ºÑ¡ÔñÌâ

ÓÃͬλËرê¼Ç¼¼Êõ×·×ÙÑо¿ÔªËؼ°ÎïÖʵÄתÒƱ仯;¾¶ÊÇÉúÎï¿ÆѧÑо¿µÄÖØÒªÊÖ¶ÎÖ®Ò»,ÏÂÁÐÏà¹ØµÄÓ¦Óü°½á¹û´íÎóµÄÊÇ

A£®Ð¡°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼²»»áº¬ÓÐ 18O£¬µ«ÄòÒºÖлẬÓÐH218O

B£®Óú¬ÓÐ3H±ê¼ÇµÄÐØÏÙà×à¤ÍÑÑõºËÜÕËáµÄÓªÑøÒºÅàÑøÑó´ÐµÄ¸ù¼â£¬¿ÉÒÔÔÚϸ°ûºËºÍÏßÁ£Ìå´¦¼ì²âµ½½ÏÇ¿µÄ·ÅÉäÐÔ£¬¶øÔÚºËÌÇÌå´¦Ôò¼ì²â²»µ½

C£®ÓÃ15N±ê¼ÇµÄDNAÖÃÓÚ14NµÄºËÜÕËá×÷Ô­ÁϵÄÈÜÒºÖнøÐи´ÖÆ£¬¾­ÃܶÈÌݶÈÀëÐĺó¿ÉÒÔ·ÖÎöµÃ³öDNA°ë±£Áô¸´ÖƵÄÌصã

D£®ÒªµÃµ½º¬32PµÄÊɾúÌ壬±ØÐëÏÈÓú¬32PµÄÅàÑø»ùÅàÑøϸ¾ú

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºµ¥Ñ¡Ìâ

ÓÃͬλËرê¼Ç¼¼Êõ×·×ÙÑо¿ÔªËؼ°ÎïÖʵÄתÒƱ仯;¾¶ÊÇÉúÎï¿ÆѧÑо¿µÄÖØÒªÊÖ¶ÎÖ®Ò»¡£ÏÂÁÐÏà¹ØµÄÓ¦Óü°½á¹û´íÎóµÄÊÇ


  1. A.
    С°×ÊóÎüÈë18O2ºóºô³öµÄ¶þÑõ»¯Ì¼²»»áº¬ÓÐ18O£¬µ«ÄòÒºÖлẬÓÐH218O
  2. B.
    Óú¬ÓÐ3H±ê¼ÇµÄÐØÏÙà×à¤ÍÑÑõºËÜÕËáµÄÓªÑøÒºÅàÑøÑó´ÐµÄ¸ù¼â£¬¿ÉÒÔÔÚϸ°ûºËºÍÏßÁ£Ìå´¦¼ì²âµ½½ÏÇ¿µÄ·ÅÉäÐÔ£¬¶øÔÚºËÌÇÌå´¦Ôò¼ì²â²»µ½
  3. C.
    ÓÃ15N±ê¼ÇµÄDNAÖÃÓÚº¬14NµÄÍÑÑõºËÜÕËá×÷Ô­ÁϵÄÈÜÒºÖнøÐи´ÖÆ£¬¾­ÀëÐĺó¿ÉÒÔ·ÖÎöµÃ³öDNA°ë±£Áô¸´ÖƵÄÌصã
  4. D.
    ÒªµÃµ½º¬32PµÄÊɾúÌ壬±ØÐëÏÈÓú¬32PµÄÅàÑø»ùÅàÑøϸ¾ú

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸