10£®ÈçͼһΪ¼×²¡»ùÒò£¨ÓÃA¡¢a±íʾ£©ºÍÒÒ²¡»ùÒò£¨ÓÃB¡¢b±íʾ£©ÔÚijÈËÌåϸáóÖзֲ¼Ê¾Òâͼ£»Í¼¶þΪÓйؼײ¡ºÍÒÒ²¡µÄij¼ÒÍ¥ÒÅ´«ÏµÆ×ͼ£¬¢ò4»¼¼×²¡£¬¢ò7»¼ÒÒ²¡£¬¢ñ2²»Ð¯´øÒÒ²¡Ö²¡»ùÒò£¬¢ó9ͬʱ»¼¼×²¡ºÍÒÒ²¡£®

£¨1£©ÓÉͼ¿ÉÖª£¬¼×²¡µÄÒÅ´«·½Ê½³£È¾É«ÌåÒþÐÔÒÅ´«£®ÅжÏÒÀ¾ÝÊÇ5¡¢6¡¢11£¨ÓÃͼÖÐÐòºÅ±íʾ£©£®
£¨2£©Õý³£Çé¿öÏ£¬Í¼Ò»Ï¸°û²úÉúµÄ´øÓÐÁ½¸öÖ²¡»ùÒòµÄÉúֳϸ°û»ùÒòÐÍΪaXb£®
£¨3£©Èô¢ó10ºÍ¢ó12½á»é£¬ËùÉú×ÓÅ®Öз¢²¡ÂÊÊÇ$\frac{13}{48}$£®
£¨4£©Èô¢ó9ȾɫÌå×é³ÉΪXXY£¬ÄÇô²úÉúÒì³£Éúֳϸ°ûµÄÊÇĸÇ×£¨ Ä¸Ç×    ¸¸Ç×£©¼õÊýµÚ¶þ´Î·ÖÁÑ£¨¼õÊýµÚÒ»´Î·ÖÁÑ     ¼õÊýµÚ¶þ´Î·ÖÁÑ£©²»Õý³£µ¼Öµģ®
£¨5£©ÒÒ²¡»¼ÕßÖ÷Òª±íÏÖΪ˫×ã»ûÐΣ¬´óÍÈ϶˼¡ÈâÃ÷ÏÔήËõ£¬Ë«ÏÂÖ«ÎÞÁ¦£¬ÏÂÖ«ÓÐÍ´¸Ð£¬µ«Ï¥Ìø·´Éä¡¢õ×·´ÉäÏûʧ£¬ËµÃ÷»¼ÕߵĴ«³öÉñ¾­Ôª·¢ÉúÁ˲¡±ä£®
£¨6£©ÈËÀà»ùÒò×é¼Æ»®µÄʵʩ¶ÔÓÚÒÅ´«²¡µÄÕïÖÎÓÐÖØÒªÒâÒ壬¸Ã¼Æ»®²â¶¨µÄÊÇ24ÌõȾɫÌåÉϵÄDNAµÄ¼î»ùÐòÁУ®

·ÖÎö ¸ù¾ÝÌâÒâºÍͼʾ·ÖÎö¿ÉÖª£ºÍ¼¶þÖÐ4ºÅ»¼¼×²¡£¬11ºÅÅ®ÐÔ»¼¼×²¡¶øÆ丸ĸ5ºÅºÍ6ºÅ¶¼Õý³££¬ËùÒÔ¿ÉÅжϼײ¡Êdz£È¾É«ÌåÒþÐÔÒÅ´«²¡£®7ºÅ»¼ÒÒ²¡£¬¶ø1ºÅºÍ2ºÅÕý³££¬ÇÒ2ºÅ²»Ð¯´øÒÒ²¡Ö²¡»ùÒò£¬ËùÒÔ¿ÉÅжÏÒÒ²¡ÊÇ°éXȾɫÌåÒþÐÔÒÅ´«²¡£®

½â´ð ½â£º£¨1£©¸ù¾Ýͼʾ£¬5ºÅºÍ6ºÅ¶¼Õý³££¬¶øÆäÅ®¶ù»¼¼×²¡£¬ËùÒԼײ¡µÄÒÅ´«·½Ê½Êdz£È¾É«ÌåÒþÐÔÒÅ´«²¡£®
£¨2£©Í¼Ò»Ï¸°ûµÄ»ùÒòÐÍΪAaXBXb£¬ÄܲúÉúËÄÖÖ»ùÒòÐ͵ÄÅä×Ó£¬¼´AXB¡¢aXb¡¢AXb¡¢aXB£¬ÆäÖÐaXB¡¢aXb¡¢AXb´øÓÐÖ²¡»ùÒò£®Òò´Ë£¬¸Ãϸ°û²úÉúµÄ´øÓÐÁ½¸öÖ²¡»ùÒòµÄÉúֳϸ°û»ùÒòÐÍΪaXb£®
£¨3£©¢ó12µÄ»ùÒòÐͼ°±ÈÀýÊÇ$\frac{1}{3}$AAXBY¡¢$\frac{2}{3}$AaXBY£¬¢ó10µÄ»ùÒòÐͼ°±ÈÀýÊÇAaXBXB£¨$\frac{1}{2}$£©¡¢AaXBXb£¨$\frac{1}{2}$£©£¬¢ó10ºÍ¢ó12½á»é£¬ºó´ú»¼°×»¯²¡µÄ¸ÅÂÊΪ$\frac{2}{3}¡Á\frac{1}{4}=\frac{1}{6}$£¬ºó´ú»¼É«Ã¤µÄ¸ÅÂÊΪ$\frac{1}{2}¡Á\frac{1}{4}$=$\frac{1}{8}$£¬ËùÒÔËûÃÇËùÉú×ÓÅ®Öл¼²¡µÄ¸ÅÂÊÊÇ1-£¨1-$\frac{1}{6}$£©¡Á£¨1-$\frac{1}{8}$£©=$\frac{13}{48}$£®
£¨4£©ÓÉÓÚ¢ó9ɫ䣬¸¸Ç×Õý³££¬ÆäĸÇ×ÊÇЯ´øÕߣ¬Òò´ËÕâ¸öÄк¢´ÓËûĸÇ×ÄÇÀïµÃµ½Á½¸öº¬ÓÐɫä»ùÒòµÄXȾɫÌ壮Òò´Ë£¬²úÉúÒì³£Éúֳϸ°ûµÄÊÇĸÇ×¼õÊýµÚ¶þ´Î·ÖÁѲ»Õý³£µ¼Öµģ®
£¨5£©ÏÂÖ«ÓÐÍ´¸Ð˵Ã÷¸ÐÊÜÆ÷¡¢´«ÈëÉñ¾­¡¢Éñ¾­ÖÐÊàÕý³££¬¶øÏ¥Ìø·´Éä¡¢õ×·´ÉäÏûʧ£¬ËµÃ÷»¼ÕߵĴ«³öÉñ¾­Ôª·¢ÉúÁ˲¡±ä£®
£¨6£©ÓÉÓÚXȾɫÌåÓëYȾɫÌåÊÇÒìÐÍͬԴȾɫÌ壬Òò´ËÈËÀà×é²âÐòÊDzⶨÈ˵Ä22Ìõ³£È¾É«ÌåºÍ1ÌõXȾɫÌå¡¢1ÌõYȾɫÌ壬¹²24Ìõ£®
¹Ê´ð°¸Îª£º
£¨1£©³£È¾É«ÌåÒþÐÔÒÅ´«      5¡¢6¡¢11
£¨2£©aXb
£¨3£©$\frac{13}{48}$
£¨4£©Ä¸Ç×   ¼õÊýµÚ¶þ´Î·ÖÁÑ
£¨5£©´«³ö    
£¨6£©24

µãÆÀ ±¾Ì⿼²éÈËÀàÒÅ´«²¡¡¢°éÐÔÒÅ´«£¬ÒªÇó¿¼Éúʶ¼Ç¼¸ÖÖ³£¼ûµÄÈËÀàÒÅ´«²¡µÄÀàÐͼ°Ìص㣬ÄÜ׼ȷÅжÏͼ1ÉúÎïµÄ»ùÒòÐͼ°²úÉúÅä×ӵĻùÒòÐÍ£»Äܸù¾ÝÒÅ´«²¡µÄÌصãÅжÏͼ2Öл¼ÕßËù»¼µÄÒÅ´«²¡£¬ÔÙÀûÓÃÖð¶Ô·ÖÎö·¨¼ÆËãÏà¹Ø¸ÅÂÊ£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º2016½ìËÄ´¨ÄϳäÊиßÈý¶þÕïÀí×ÛÉúÎïÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º×ÛºÏÌâ

ÇàÝïËØÊÇÖÎÁÆű¼²µÄÖØÒªÒ©Îï¡£ÀûÓôÆÐÛͬÖêµÄÒ°ÉúÐÍÇàÝ¶þ±¶Ì壬Ìåϸ°ûȾɫÌåÊýΪ18£©£¬Í¨¹ý´«Í³ÓýÖÖºÍÏÖ´úÉúÎï¼¼Êõ¿ÆÅàÓý¸ßÇàÝïËغ¬Á¿µÄÖ²Öê¡£Çë»Ø´ðÒÔÏÂÏà¹ØÎÊÌ⣺

£¨1£©¼ÙÉèÒ°ÉúÐÍÇàÝï°×Çà¸Ë£¨A£©¶Ô×Ϻì¸Ë£¨a£©ÎªÏÔÐÔ£¬Ï¡ÁÑÒ¶£¨B£©¶Ô·ÖÁÑÒ¶£¨b£©ÎªÏÔÐÔ£¬Á½¶ÔÐÔ×´¶ÀÁ¢ÒÅ´«£¬ÔòÒ°ÉúÐÍÇàÝï×î¶àÓÐ ÖÖ»ùÒòÐÍ£»ÈôF1´úÖа×Çà¸Ë¡¢Ï¡ÁÑÒ¶Ö²ÖêËùÕ¼±ÈÀýΪ3/8£¬ÔòÆäÔÓ½»Ç×±¾µÄ»ùÒòÐÍ×éºÏΪ ¡£

£¨2£©µÍδ¦ÀíÒ°ÉúÐÍÇàÝïÕýÔÚÓÐË¿·ÖÁѵÄϸ°û£¬´Ó¶ø»ñµÃËı¶Ìåϸ°û²¢·¢Óý³ÉËı¶ÌåÖ²Ö꣬µÍÎÂÓÕµ¼²úÉúËı¶ÌåµÄÔ­ÒòÊÇ £¬Ëı¶ÌåÇàÝïÓëÒ°ÉúÐÍÇàÝïÔÓ½»ºó´úÌåϸ°ûµÄȾɫÌåÊý×î¶àΪ Ìõ¡£

£¨3£©´ÓÇàÝïÖзÖÀëÁËcyp»ùÒò£¨×¢£ºÏÂͼΪ»ùÒò½á¹¹Ê¾Òâͼ£»Í¼ÖÐK¡¢M²»±àÂëµ°°×ÖÊ£»ÓëRNA¾ÛºÏø½áºÏλµãλÓÚ»ùÒò½á¹¹µÄ×ó²à£©£¬Æä±àÂëµÄCYPø²ÎÓëÇàÝïËغϳɡ£Èôcyp»ùÒòµÄÒ»¸ö¼î»ù¶Ô±»Ìæ»»£¬Ê¹CYPøµÄµÚ50λ°±»ùËáÓɹȰ±Ëá±ä³ÉçÓ°±ËᣬÔò¸Ã»ùÒòÍ»±ä·¢ÉúµÄÇø¶ÎÊÇ £¨Ìî×Öĸ£©

£¨4£©Ñо¿ÈËÔ±ÒѾ­ÅªÇåÁËÇàÝïϸ°ûÖÐÇàÝïËصĺϳÉ;¾¶£¨ÈçͼÖÐʵÏß·½¿òÄÚËùʾ£©£¬²¢ÇÒ·¢ÏÖ½Íĸϸ°ûÒºÄܹ»²úÉúºÏ³ÉÇàÝïËصÄÖмä²úÎïFPP£¨ÈçÏÂͼÖÐÐéÏß·½¿òÄÚËùʾ£©¡£

¢ÙÔÚFPPºÏ³Éø»ùÒò±í´ï¹ý³ÌÖУ¬Íê³É¹ý³Ì¢Ú»¹ÐèÒª £¨ÖÁÉÙдÈýÖÖ£©µÈÎïÖÊ»ò½á¹¹µÄ²ÎÓë¡£

¢Ú¸ù¾Ýͼʾ´úл¹ý³Ì£¬¿Æѧ¼ÒÔÚÅàÓýÄܲúÉúÇàÝïËصĽÍĸϸ°û¹ý³ÌÖУ¬ÐèÒªÏò½Íĸϸ°ûÖе¼ÈëµÄÄ¿µÄ»ùÒòÊÇ ¡£

¢ÛʵÑé·¢ÏÖ£¬½Íĸϸ°ûµ¼ÈëÏà¹Ø»ùÒòºó£¬ÕâЩ»ùÒòÄÜÕý³£±í´ï£¬µ«½Íĸ¾úºÏ³ÉµÄÇàÝïËغÜÉÙ¡£ÎªÌá¸ß½Íĸ¾úºÏ³ÉµÄÇàÝïËصIJúÁ¿£¬ÇëÌá³öÒ»¸öºÏÀíµÄ˼· ¡£

£¨5£©¿ØÖÆÇàÝïÖê¸ßµÄµÈλ»ùÒòÓÐ4¶Ô£¬ËüÃǶÔÖê¸ßµÄ×÷ÓÃÏàµÈ£¬ÇÒ·Ö±ðλÓÚ4¶ÔͬԴȾɫÌåÉÏ¡£ÒÑÖª»ùÒòÐÍΪccddeeffµÄÇàÝï¸ßΪ10cm£¬»ùÒòÐÍΪCCDDEEFFµÄÇàÝï¸ßΪ26cm¡£Èç¹ûÒÑÖªÇ×´úÇàÝï¸ßÊÇ10cmºÍ26cm£¬ÔòF1ÇàÝï¸ßÊÇ cm£¬F2ÖÐÖê¸ß²»Í¬ÓÚÇ×´úµÄ¼¸ÂÊÊÇ ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

1£®ÏÂÁÐʵÑé»ò̽¾¿»î¶¯Îª¿ØÖÆ×Ô±äÁ¿¶ø²ÉÈ¡µÄ´ëÊ©ÖУ¬´íÎóµÄÊÇ£¨¡¡¡¡£©
Ñ¡ÏîʵÑéÄÚÈݲÉÈ¡µÄ´ëÊ©
Aϸ°û´óСÓëÎïÖÊÔËÊäµÄ¹ØϵÇíÖ¬¿éÇгɱ߳¤·Ö±ðΪ3cm¡¢2cm¡¢1cmµÄÕý·½Ìå
B̽Ë÷2£¬4-D´Ù½ø²åÌõÉú¸ùµÄ×îÊÊŨ¶È½øÐÐԤʵÑéÈ·¶¨Å¨¶È·¶Î§
C̽¾¿Ö²Îïϸ°ûµÄÎüË®ºÍʧˮѡÔñ×ÏÉ«Ñó´ÐÁ×ƬҶµÄÍâ±íƤ×÷ʵÑé²ÄÁÏ
D̽¾¿¹âºÏ×÷ÓÃÊͷŵÄÑõÆøÀ´×ÔH2O»¹ÊÇCO2ÓÃ18O·Ö±ð±ê¼ÇH2OºÍCO2
A£®AB£®BC£®CD£®D

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

18£®¼ÒèÌåÉ«ÓÉXȾɫÌåÉÏÒ»¶ÔµÈλ»ùÒòB£¬b¿ØÖÆ£¬Ö»º¬»ùÒòBµÄ¸öÌåΪºÚ裬ֻº¬»ùÒòbµÄ¸öÌåΪ»Æ裬ÆäËû¸öÌåΪºÚ»ÆÏà¼äµÄ»¨°ß裮ÏÂÁÐÐðÊö´íÎóµÄÊÇ£¨¡¡¡¡£©
A£®»¨°ßèÓëºÚèÔÓ½»µÄ×Ó´úÖÐÓÐ25%µÄÐÛÐÔ»Æè
B£®»¨°ßèÓë»ÆèÔÓ½»µÄ×Ó´úÖÐÓÐ25%µÄ´ÆÐÔ»¨°ßè
C£®ºÚèÓë»ÆèÔÓ½»µÄ×Ó´úÖÐÓÐ50%µÄ´ÆÐÔ»¨°ßè
D£®»¨°ßèÓ뻨°ßèÔÓ½»µÄ×Ó´úÖÐÓÐ50%µÄ»¨°ßè

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

5£®ÏÂÁÐÐðÊöÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®ÀûÓÃÖ²Îï×éÖ¯ÅàÑø¼¼ÊõµÃµ½µÄÖ²Ö꣬Ëù²úÉúµÄ±äÒìÀ´Ô´ÓÚ»ùÒòÍ»±ä¡¢»ùÒòÖØ×éºÍȾɫÌå±äÒì
B£®µ¥¿Ë¡¿¹ÌåÊǶ¯Îïϸ°û¹¤³Ì²úÎÔÚµ¥¿Ë¡¿¹ÌåÉÏÁ¬½Ó¿¹°©Ò©ÎïÖƳÉÉúÎïµ¼µ¯£¬¿ÉÒÔ½«Ò©ÎﶨÏò´øµ½°©Ï¸°ûËùÔÚ²¿Î»£¬¼ÈÏûÃðÁË°©Ï¸°û£¬ÓÖ²»»áÉ˺¦½¡¿µÏ¸°û
C£®¶¯Îïϸ°ûÅàÑøÖÐϸ°ûÒÅ´«ÎïÖʵĸı䷢ÉúÓÚÔ­´úÅàÑø¹ý³ÌÖÐ
D£®¶¯Îïϸ°ûÅàÑøÖÁ50´úºóÄܼÌÐø´«´úµÄÊÇÕý³£Ï¸°û

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

15£®ÏÂÁйØÓÚÐÔȾɫÌåÓë°éÐÔÒÅ´«µÄ˵·¨ÖУ¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®ÈËÀàÕý³£¾«×ÓµÄÀàÐÍÓÐXÐͺÍYÐ;«×ÓÁ½ÖÖ
B£®ÈËÀàºìÂÌɫä»ùÒòλÓÚYȾɫÌåÉÏ
C£®Å®ÐÔȺÌåÖл¼ÑªÓѲ¡µÄ»ùÒòÐÍÓжþÖÖ
D£®ÈËÀàµÄÐÔȾɫÌåÖ»´æÔÚÓÚÉúֳϸ°ûÖÐ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

2£®ÔÓ½»ÓýÖÖÊÇÖ²ÎïÓýÖֵij£¹æ·½·¨£¬ÆäÑ¡Óý´¿ºÏÐÂÆ·ÖÖµÄÒ»°ã·½·¨ÊÇ£¨¡¡¡¡£©
A£®´Ó×ÓÒ»´úÖм´¿ÉÑ¡³ö
B£®´Ó×ÓÈý´úÖÐÑ¡³ö£¬ÒòΪ×ÓÈý´ú²Å³öÏÖ´¿ºÏ×Ó
C£®ÒþÐÔÆ·ÖÖ¿É´Ó×Ó¶þ´úÖÐÑ¡³ö£»¾­¸ôÀëÑ¡Óýºó£¬ÏÔÐÔÆ·ÖÖ´Ó×ÓÈý´úÖÐÑ¡³ö
D£®Ö»ÄÜ´Ó×ÓËÄ´úÖÐÑ¡³ö³ÉÎȶ¨ÒÅ´«µÄÐÂÆ·ÖÖ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

19£®Ò»Î»ºìÂÌɫäÄк¢µÄĸÇ×É«¾õÕý³££¬¸¸Ç×ÊǺìÂÌɫ仼Õߣ¬ÔòÄк¢µÄɫä»ùÒòÀ´×Ô£¨¡¡¡¡£©
A£®Ä¸Ç×B£®¸¸Ç×C£®¸¸Ä¸Ë«·½D£®¸¸Ç×»òĸÇ×

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÉúÎï À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ

17£®¼¡Èâ×¢Éäʱ£¬Ò©Òº½øÈëÈËÌåºó¾­¹ýµÄÒ»°ã;¾¶ÊÇ£¨¡¡¡¡£©
A£®Ñª½¬¡ú×éÖ¯Òº¡úÁÜ°Í¡úѪ½¬¡ú°Ðϸ°ûB£®ÁÜ°Í¡úѪ½¬¡ú×éÖ¯Òº¡ú°Ðϸ°û
C£®D£®×éÖ¯Òº¡úѪ½¬¡ú°Ðϸ°û

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸