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禽流感是由禽类流感病毒引起的、对家禽和人类有很大危害的传染病。下列相关叙述中属于体液免疫的是( ) ①注射禽流感病毒疫苗,使机体产生抗体,与入侵的禽流感病毒结合,抑制病毒的活性 ②在人体内使流感...
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禽流感流俗地说就是禽类的病毒性流行性感冒是由A型流感病毒引起禽类的一种从呼吸系统到严重全身败血症等多
禽流感是人类的直接接触受H5N1病毒感染的家禽及其粪便或直接接触HSNl病毒后受到感染的一种传染病
禽流感是由A型流感病毒引起禽类的一种从呼吸系统到严重全身败血症等多种症状的传染病
禽流感是能同时给禽类和人类造成大量死亡的流行性感冒传染病
禽流感是禽类的病毒性流行性感冒
禽流感是由禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中不属于体液免疫的是
注射禽流感病毒疫苗,使机体产生抗体,与入侵的禽流感病毒结合,抑制病毒的活性
机体产生抗体,与入侵的禽流感病毒结合,使它失去感染细胞的能力
效应T细胞产生淋巴因子发挥免疫效应
机体产生抗体,与入侵的禽流感病毒结合形成沉淀,进而被吞噬细胞吞噬消化
回答下列有关禽流感传染所引发的相关问题禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病某男
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
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②⑤⑥
①③④
①②④
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
①②⑤
②③⑤
①③④
①②④
禽流感是禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒疫
①②③
②⑤⑥
①③④
①②④
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
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②⑤⑥
①③④
①②④
禽流感是由B型流感病毒引起的禽类传染病
2009年重庆质检禽流感是由禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中属
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②⑤⑥
①③④
①②④
禽流感是由禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中属于体液免疫的是①注
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②⑤⑥
①③④
①②④
禽流感是由禽流感病毒一种不能进行逆转录的RNA病毒引起的禽类急性传染病给病毒也能感染人类.下列有关叙
禽流感病毒遗传物质的基本组成单位是核糖核酸
禽流感病毒的衣壳蛋白在自身的核糖体内合成
家禽和人类的被感染细胞表面可能具有相似的受体
被禽流感病毒感染的宿主细胞的裂解属于细胞坏死
禽流感是由禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中属于体液免疫的是①注
①②③
②⑤⑥
①③④
①②④
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
①②③
②⑤⑥
①③④
①②④
禽流感是禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中属于体液免疫的是①注射
①②③
②⑤⑥
①③④
①②④
禽流感是禽类流感病毒引起的对家禽和人类有很大的危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
①②③
①②⑤
③⑤
①③④⑤
禽流感是禽类流感病毒引起的是一类对家禽和人类有直接或间接危害的传染病下列叙述中属于体液免疫的是①注射
①②③
②④⑤
②③④
①②④
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
①②③
②⑤⑥
①③④
①②④
回答下列有关禽流感传染所引发的相关问题禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病某男
回答下列有关禽流感传染所引发的相关问题禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病某男
禽流感是由禽类流感病毒引起的对家禽和人类有很大危害的传染病下列叙述中属于体液免疫的是①注射禽流感病毒
①②③
①②④
①③④
②⑤⑥
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读下列材料和图表回答问题 材料一燃烧煤石油天然气等化石能源产生的废气影响气候危及人体健康的问题日益严峻因而太阳能核能风能潮汐能等新能源的开发利用受到广泛重视据测算全球可开发风能总量比水能总量大十倍我国沿海地区也蕴藏着丰富的风能资源 材料二下图为亚马孙河河口位置 简述我国东南沿海地区风能资源丰富的自然条件
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—Wouldyouliketogototheconcertwithustonight—I'dloveto______Ican't.Ihavealotofhomeworktodo.
COnahotAfricanmorningLeilawaslyingonherstomachandanelephantwaswalkingtowardsher.Leilawaited.Thenshepushedthebuttononhercamera.AndIgotmybestphotoofanelephanteverbylyingundermycarLeilaexplained.Iwantedtogetclosetotheelephantsbutofcoursethiswasdangerous;theyhadtheirbabieswiththem.SoeverymorningIusedtoparkmycarintheopennearthepath.Theyusedtotakethesamepatheverymorningwhentheyleftthewaterhole.Afteraweektheywereusedtoseeingmycar.SothenextmorningIlayunderitandgotmyphoto!ManyofthebestwildlifephotoscomefromgoodplanningInAfricaphotographerssetuptheirhides藏匿处nearwaterholes.Theyalsosetuphidesnearforestpathsasanimalsusethesamepathseverynight.Forbird-watchingmanylakeshavehides.Insidethehidesbird-watcherscanwatchalldayintheshade荫处outofthewindandrain.Goodwildlifephotosareneededforhookspostcardsmagazinesandnewspapers.Butasuccessrateof1in20isgood.Whatcanweknowfromtheunderlinedsentence
AAlittleboyinvitedhismothertoattend出席hiselementaryschool’sfirstteacher-parentmeeting.Tothelittleboy’sdismayhismothersaidshewouldgo.Thiswouldbethefirsttimethathisclassmatesandteachersmethismotherandhewasembarrassed尴尬的byherappearance.Therewasasevere严重的scar伤疤thatcoverednearlythewholerightsideofherface.Theboyneverwantedtotalkaboutwhyorhowshegotthescar.Atthemeetingthepeoplewereimpressed留下深刻的印象bythekindnessofhismotherwiththescarbutthelittleboywasstillembarrassedandhidhimselffromeveryone.Howeverhecouldhearclearlytheconversationbetweenhismotherandtheteacher.Howdidyougetthescaronyourfacetheteacherasked.ThemotherrepliedWhenmysonwasababyhewasinaroomthatcaughtonfire.EveryonewastooafraidtogoinbecausethefirewasoutofcontrolbutIwentin.AsIwasrunningtowardshisbedIsawaburningwoodfallingdownandIplacedmyselfoverhimtryingtoprotecthim.Iwasknockedtobeunconscious无知觉的butluckilyafiremancameinandsavedbothofus.Shetouchedtheburnedsideofherface.ThisscarwillbeforeverbutuntiltodayIhaveneverregretteddoingwhatIdid.Whenthelittleboyheardthishecouldn’thelprunningtowardshismotherwithtearsinhiseyes.Hehuggedherandfelthismotherwasgreaterthananyone.Heheldherhandtightlyfortherestoftheday.Afterreadingthepassageweknow_______
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