有關50B.25的精選大全

某種羣中,基因型AA個體佔25%,Aa個體佔60%,那麼基因A與a的頻率為(  )A.50%和50%B.25%...
問題詳情:某種羣中,基因型AA個體佔25%,Aa個體佔60%,那麼基因A與a的頻率為()A.50%和50%B.25%和75%C.55%和45%D.30%和70%【回答】解:由題意已知AA的個體佔25%,Aa的個體佔60%,aa的個體佔15%.根據公式某基因頻率(如A)=相關基因的純合子(AA)...
25÷5×(﹣)÷(﹣);
問題詳情:25÷5×(﹣)÷(﹣);【回答】原式=25×××=;知識點:有理數的乘除法題型:計算題...
用50B造句子,“50B”造句
T45/50Bwalk-behindscrubberdrierprovidesuserswiththeconvenienceandeconomyfloorcleaningsolutions.T45-50B手推式洗地機為用户提供便捷和經濟的地面清洗解決方案。...
-25=0
問題詳情:-25=0【回答】知識點:立方根題型:計算題...
Americanparentsusuallythinkthattheirchild(25) havelessp...
問題詳情:Americanparentsusuallythinkthattheirchild(25) havelesspocketmoneythanthechildrenwhomheoftenconnectswitheveniftheyarewealthier.Andtheydon’texpecttheirchildrentocomparewiththericherifsomeconditi...
25年來,
問題詳情:25年來,______以社區為家,時刻把羣眾冷暖放在心上,把全部心思投入到社區工作中,帶領社區黨員羣眾創造*地開展工作。2017年11月24日,省委宣傳部追授她“齊魯時代楷模”榮譽稱號。()A.黃大年  B.陳葉翠  C.南仁東  ...
    Everyoneofushasbeenhurtbyothers–25
問題詳情:    Everyoneofushasbeenhurtbyothers–25____bytheirwordsoractions.Inthosemoments,youmayfeelsomuchanger26____youwanttohurttheotherpersontoo.    Butweallknowthatrevengedoesn’tgetusanywhe...
25. ----We
問題詳情:25. ----We______fromJaneforalongtime.(nothear)----Whatdoyousupposehappenedtoher?26. Thesurfaceofthetable______smoothenough.(feel)27. Thetown_____alotsinceIwastherelastin1980.(change)28. I_...
如圖是*、乙兩物質的溶解度曲線。下列説法正確的是(  )A.t2℃時,*的溶解度為50B.*、乙的溶解度都隨温...
問題詳情:如圖是*、乙兩物質的溶解度曲線。下列説法正確的是()A.t2℃時,*的溶解度為50B.*、乙的溶解度都隨温度的升高而增大C.將*溶液從t2℃降温至t1℃,一定有晶體析出D.t1℃時,*、乙兩種飽和溶液的溶質質量分數相等【回答】D...
25的算術平方根是(   ).A.5   B.±5  C.-25   D.±25
問題詳情:25的算術平方根是(   ).A.5   B.±5C.-25   D.±25【回答】A,知識點:平方根題型:選擇題...
用25 minutes造句子,“25 minutes”造句
Theentiretestflightlastedabout25minutes.Thisself-hypnosisisaround25minuteslong.Thedevicecanrechargeabatteryinabout25minutes.TodayIbegansettingmynapcountdowntimerfor25minutesinsteadof30minutes.Ittakesa...
5÷等於()A.1         B.25         C.1或25     D.-1或-25
問題詳情:5÷等於()A.1         B.25         C.1或25     D.-1或-25【回答】B解析:5÷=5×5=25,故選B。知識點:有理數的乘除法題型:選擇題...
25.Thebankisreportedinthelocalnewspaper
問題詳情:25.Thebankisreportedinthelocalnewspaper__________(rob)inbroaddaylightyesterday.26.Hardlyhadwearrivedatthecinema_________thefilmstarted.27.Weneedstrongspiritofteamwork__________wearetoovercomet...
用7:25造句子,“7:25”造句
1、約7:25耶路撒泠人中有的説、不是他們想要殺的人麼。2、He'sbookedfourticketsonbothofthetwoflightstoNorthCarolina,a6p.m.fromnearbyManchesterora7:25p.Bostonanhouraway.3、Iftheenemycandislodgeusfromourpo...
25×-(-25)×+25×         
問題詳情:25×-(-25)×+25×         【回答】        知識點:有理數的乘除法題型:計算題...
25÷23=    .
問題詳情:25÷23=  .【回答】4.知識點:(補充)整式的除法題型:填空題...
某些花崗巖會產生具有放**的氡(),該核素核電荷數為A.50B.136C.86D.222
問題詳情:某些花崗巖會產生具有放**的氡(),該核素核電荷數為A.50B.136C.86D.222【回答】C【詳解】質子數等於核外電子數,等於核電荷數,氡()的質子數是86,則該核素核電荷數為86。*選C。知識點:原子結構題型:選擇題...
ThestoryoftheEnglishlanguageis(25)
問題詳情:ThestoryoftheEnglishlanguageis(25)________storyofchange.TheOldEnglishlanguage,orOldEnglish,isquitedifferent(26)________ModernEnglish.WecanneverunderstandModernEnglish(27)________westudyOldEngl...
98°12′25″÷5=
問題詳情:98°12′25″÷5=_____.【回答】19°38′29″.知識點:角題型:填空題...
(-185.8)×(-36)×0×(-25);  
問題詳情:(-185.8)×(-36)×0×(-25);  【回答】原式=0;  知識點:有理數的乘除法題型:計算題...
符合東半球、北半球的地點是( )      A.25°N,25°W    B.25°S,25°E     C....
問題詳情:符合東半球、北半球的地點是( )      A.25°N,25°W    B.25°S,25°E     C.45°S,145°W   D.45°N,145°E【回答】D知識點:地球的運動題型:選擇題...
25.Youwillpay
問題詳情:25.Youwillpay_______ifyouwanttostayintheEnglishclubforhalfayear.A.300yuan   B.600yuan   C.1200yuan   D.2400yuan26.YoucanvisitOceanMuseum_______. A.onSaturday   B.onWednesday   ...
25.—Areyouafraidofdogs?  —
問題詳情:25.—Areyouafraidofdogs?  —______________.      A.Yes,Iam.  B.Yes,Ido.          C.No,Idon’t               D.Yes,Idid【回答】A.知識點:情景交際題型:選擇題...
觀察下列算式:5×5=25,  8×8=64, 12×12=144,   25×25=625,        ...
問題詳情:觀察下列算式:5×5=25,  8×8=64, 12×12=144,   25×25=625,                 4×6=24;  7×9=63;  11×13=143;   24×26=624;你從以上算式中發現了什麼規律?請用代數式表示這個規律: ...
cos(α-35°)cos(α+25°)+sin(α-35°)sin(α+25°)=
問題詳情:cos(α-35°)cos(α+25°)+sin(α-35°)sin(α+25°)=_____.【回答】.知識點:三角恆等變換題型:填空題...
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