- 問題詳情:某種群中,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)的頻率+雜合子(Aa)頻率的50%,則A基因頻率為25%+60%×50%=5...
- 19504
- 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: 。【回答】;知...
- 16382
- 1、約7:25耶路撒泠人中有的說、不是他們想要殺的人麼。2、He'sbookedfourticketsonbothofthetwoflightstoNorthCarolina,a6p.m.fromnearbyManchesterora7:25p.Bostonanhouraway.3、Iftheenemycandislodgeusfromourposition,thenheseeksto"wearusout"(Daniel7:25)byapr...
- 12047
- 問題詳情:25×-(-25)×+25× 【回答】 知識點:有理數的乘除法題型:計算題...
- 11752
- 問題詳情:25÷23= .【回答】4.知識點:(補充)整式的除法題型:填空題...
- 23180
- 問題詳情:ThestoryoftheEnglishlanguageis(25)________storyofchange.TheOldEnglishlanguage,orOldEnglish,isquitedifferent(26)________ModernEnglish.WecanneverunderstandModernEnglish(27)________westudyOldEnglish.Someofthewordsarethesame(28)________manyarenot...
- 22431
- 問題詳情:25年來,______以社群為家,時刻把群眾冷暖放在心上,把全部心思投入到社群工作中,帶領社群黨員群眾創造*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 D.楊科璋【回答】B【考點】時事*.【分析】本題考查時事*...
- 29969
- 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...
- 13854
- 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...
- 10687
- 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...
- 28639
- 問題詳情:-25=0【回答】知識點:立方根題型:計算題...
- 4713
- Theentiretestflightlastedabout25minutes.Thisself-hypnosisisaround25minuteslong.Thedevicecanrechargeabatteryinabout25minutes.TodayIbegansettingmynapcountdowntimerfor25minutesinsteadof30minutes.Ittakesabout25minutestowalkand10minutesbybus.PudongInterna...
- 30603
- 問題詳情:25.Youwillpay_______ifyouwanttostayintheEnglishclubforhalfayear.A.300yuan B.600yuan C.1200yuan D.2400yuan26.YoucanvisitOceanMuseum_______. A.onSaturday B.onWednesday C.onMonday D.anytime27.Onecangetfreeexaminati...
- 10679
- 問題詳情:Americanparentsusuallythinkthattheirchild(25) havelesspocketmoneythanthechildrenwhomheoftenconnectswitheveniftheyarewealthier.Andtheydon’texpecttheirchildrentocomparewiththericherifsomeconditionsmake(26) impossibleforthechildrentogetthesam...
- 30539
- 問題詳情: Everyoneofushasbeenhurtbyothers–25____bytheirwordsoractions.Inthosemoments,youmayfeelsomuchanger26____youwanttohurttheotherpersontoo. Butweallknowthatrevengedoesn’tgetusanywhere.So,inordertoliveahappylife,thebestway27____(dea...
- 7014
- 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...
- 31200
- 問題詳情:25. ----We______fromJaneforalongtime.(nothear)----Whatdoyousupposehappenedtoher?26. Thesurfaceofthetable______smoothenough.(feel)27. Thetown_____alotsinceIwastherelastin1980.(change)28. I____tocallonyoubutwaspreventedfromdoingso.(mean)29....
- 32845
- 問題詳情:98°12′25″÷5=_____.【回答】19°38′29″.知識點:角題型:填空題...
- 8236
- 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...
- 13944
- T45/50Bwalk-behindscrubberdrierprovidesuserswiththeconvenienceandeconomyfloorcleaningsolutions.T45-50B手推式洗地機為使用者提供便捷和經濟的地面清洗解決方案。...
- 12845
- 問題詳情:某些花崗岩會產生具有放**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...
- 30261
- 問題詳情:25.Thebankisreportedinthelocalnewspaper__________(rob)inbroaddaylightyesterday.26.Hardlyhadwearrivedatthecinema_________thefilmstarted.27.Weneedstrongspiritofteamwork__________wearetoovercomethedifficulties.28.WecometounderstandthatMr.Blackis...
- 14818
- 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...
- 20901
- 問題詳情:如圖是*、乙兩物質的溶解度曲線。下列說法正確的是()A.t2℃時,*的溶解度為50B.*、乙的溶解度都隨溫度的升高而增大C.將*溶液從t2℃降溫至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知識點:溶液單元測試題型:選擇題...
- 31334
- 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...
- 21924