普通小麦与二倍体�麦杂交产生的新个体是a．单倍体b．二倍体c．四倍体d．八倍体——青夏教育精英家教�—— Sketch Coloring Page

普通小麦与二倍体�麦杂交产生的新个体是a．单倍体b．二倍体c．四倍体d．八倍体——青夏教育精英家教�—— Template

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #5190 That Night by Nînâ Yämâhä

anonymous

anonymous
sketch #5190 That Night by Nînâ Yämâhä

sketch #2023 For variety our own good friends fully understand states; through hard knocks we all our own good friends. priceminister

anonymous

anonymous
sketch #2023 For variety our own good friends fully understand states; through hard knocks we all our own good friends. priceminister

sketch #879

Laura Agapi Asnicar
sketch #879

sketch #5217

anonymous

anonymous
sketch #5217

sketch #2178

anonymous

anonymous
sketch #2178

sketch #1724

anonymous

anonymous
sketch #1724

sketch #4301

Ainhoa White
sketch #4301

sketch #4957

anonymous

anonymous
sketch #4957

sketch #3337 Uryuu Minene by Michael Angcay

anonymous

anonymous
sketch #3337 Uryuu Minene by Michael Angcay

sketch #4549

anonymous

anonymous
sketch #4549

sketch #264

anonymous

anonymous
sketch #264

sketch #5176

anonymous

anonymous
sketch #5176

sketch #2856 Merry Christmas from Melany Campano Laos Komlós László

anonymous

anonymous
sketch #2856 Merry Christmas from Melany Campano Laos Komlós László

sketch #3242 Jolteon by Välë Chäpärrö Järämïllö

anonymous

anonymous
sketch #3242 Jolteon by Välë Chäpärrö Järämïllö

sketch #2899 Snoopy by Rhemzkian Esturco

anonymous

anonymous
sketch #2899 Snoopy by Rhemzkian Esturco

sketch #1455 donara

Donara Smbatyan
sketch #1455 donara

sketch #805

Laura Agapi Asnicar
sketch #805

sketch #5117

anonymous

anonymous
sketch #5117

sketch #4424 MJ by Nycole Prietsch

anonymous

anonymous
sketch #4424 MJ by Nycole Prietsch

sketch #124 saurez

Tom Kelly
sketch #124 saurez

sketch #2552

anonymous

anonymous
sketch #2552

sketch #4386 Freddie Mercury by Павел Павлов

anonymous

anonymous
sketch #4386 Freddie Mercury by Павел Павлов

sketch #2619 Underwater by sketchmaster

sketchmaster
sketch #2619 Underwater by sketchmaster

sketch #5066 Rey Helado by Gleny Acevedo

anonymous

anonymous
sketch #5066 Rey Helado by Gleny Acevedo

sketch #5072

anonymous

anonymous
sketch #5072

sketch #4362 cow

anonymous

anonymous
sketch #4362 cow

sketch #5315

anonymous

anonymous
sketch #5315

sketch #2664

Jorge Valero
sketch #2664

sketch #1185

anonymous

anonymous
sketch #1185

sketch #4414

anonymous

anonymous
sketch #4414

tomski普通小麦与二倍体�麦杂交产生的新个体是a．单倍体b．二倍体c．四倍体d．八倍体——青夏教育精英家教�—— coloring

下图解表示八倍体小�麦的培育过程 1普通小麦是 倍体�麦是 倍体 2普通小麦的配子里含个染色体组�麦含个染色体组含个 sketch template

普通小麦与二倍体�麦杂交产生的新个体是A．单倍体B．二倍体C．四倍体D．八倍体——青夏教育精英家教�—— sketch template

2．图7 27为八倍体小�麦培育过程图解请回答 1普通小麦的配子中含个染色体组�麦的配子中含个染色体组杂交后代含个——青夏 sketch template

下面是普通小麦自然条件下形成过程的示意图请根据下图回答 1从小麦的自然演变过程可清楚地看到六倍体小麦的形成必须经历两个重要步骤第一 sketch template

四倍体是啥？知乎 sketch template

普通小麦的卵细胞中有三个染色体组用这种小麦的胚芽细胞花粉分别进行离体培养�育成的植株分别是A．六倍体单倍体 B．六倍体三倍体 C．二倍 sketch template

小麦的染色体数为42条．如图表示小麦的三个纯种品系的部分染色体及基因组成III表示染色体A为矮杆基因B为抗矮黄病基因E为抗条�病基因 sketch template

回答下列有关进化的问题．现在种植的普通小麦是由一粒小麦拟斯�尔脱山羊草粗山羊草三种野生植物经过远缘杂交历经9000多年的自然选择和人工 sketch template

二倍体 快懂百� sketch template

下图为普通小麦的形成过程示意图请根据图示材料分析并回答以下问题1二倍体的一粒小麦和二倍体的山羊草杂交产生甲甲的体细胞中含有个染色体 sketch template

六倍体普通小麦是由其祖先一粒小麦山羊草节节草通过两次属间杂交并经染色体自然加倍进化而成下图为普通小麦进化过程中第一次属间杂交进化为二粒 sketch template

硬粒小麦（植物）技点百� sketch template

普通小麦为六倍体它的单倍体细胞叶肉细胞胚乳细胞的染色体数及卵细胞染色体组数依次为 A2142633 B4221633 sketch template

将甲乙丙丁四种二倍体植物进行杂交产生的杂交后代在减数分裂时同源染色体可以配对非同源染色体不能配对配对情况如下表乙丁 ——青夏 sketch template

34．下图为普通小麦的形成过程示意图请据图回答下列问题 1二倍体的一粒小麦和二倍体的山羊草杂交产生甲甲的体细胞中含有个染色体组 sketch template

你在种小麦吗？不，�在进行一场修行「中国�普博览」知乎 sketch template

单亲二体（UPD）是指正常二倍体的体细胞（2n）中某对同源染色体都来自父方或母方的现象。下图表示某种UPD的�生机制：减数分裂出现错误的二体 sketch template

利用卵细胞培育二倍体是目前鱼类育种的重要技术，其原理是经辐射处理的精子入卵后不能与卵细胞核融合，只激活卵母细胞完成减数分裂，后代的遗传物质全部 sketch template

1号染色体三体、嵌合体和单亲二倍体 知乎 sketch template

八倍体小�麦是六倍体普通小麦和�麦杂交后经秋水仙素处理而形成的据此可推断 A．�麦属于四倍体 B．�麦属于二倍体不可育 C．小�麦产生 sketch template

Ⅰ下图是�国育种学家培育异源八倍体小�麦的过程图试分析回答 1ABDR四个字母代表 2F1之所以不育是因为 3 sketch template

研究人�用野生一粒小麦与山羊草杂交获得野生二粒小麦过程如图所示．请回答问题1野生一粒小麦与山羊草不是同一物种判断依据是它们的杂交后代 sketch template

【项目案例�Nature Plants sketch template

百度教育 sketch template

无籽西瓜是同源三倍体同源三倍体植株的性母细胞在减数分裂时每同源的三条染色体在减数第一次分裂的前期时组成一个二价体和单价体．在后期时二价 sketch template

染色体组智汇三农 sketch template

下列性状不能遗传给后代的是 A．玉米种子有黄色白色和紫色B．色觉正常的夫妇生下一个色盲的儿子C．家兔体毛有白色的灰色的D．干旱的 sketch template

玉米是一种雌雄同株的植物正常植株的基因型为A B 其顶部开雄花下部开雌花基因型为aaB 的植株不能开出雌花而成为雄株基因型为A Bb sketch template

二倍体生物的下列细胞中含两个染色体组的是 A．胚囊中的细胞 B．囊胚中的细胞 C．极体 D．极核——青夏教育精英家教�—— sketch template

已知水稻是二倍体小麦是六倍体下列细胞中具有三个染色体组的是�水稻的受精卵 �水稻的受精极核 �小麦的受精卵 �小麦的卵细胞�水稻的胚细胞 sketch template

创立“自然选择学说的是英国�学家 ——青夏教育精英家教�—— sketch template

一粒小麦和山羊草的体细胞中均有14条染色体研究人�用一粒小麦与山羊草杂交可获得二粒小麦过程如下图请回答问题 1一粒小麦与山羊草 sketch template

杂交 360百� sketch template

普通小麦是六倍体有42条染色体�学家用花药离体培育出的小麦幼苗是A．三倍体21条染色体B．单倍体21条染色体C．三倍体三个染色体组D sketch template

2n/4n 嵌合体胚胎是指用四倍体 4n 胚胎与二倍体胚胎2n 或胚胎干细胞进行聚合形成由二倍体和四倍体细胞组成的嵌合体2n sketch template

free web stats