当前位置:首页 >> 英语 >>

色盲与血友病【英文】


DO NOW 1.What is the correct number of autosomes and sex chromosomes in the somatic cell of a human male? 2. How many autosomes and sex chromosomes would be in the ovum of the human female?

ANSWERS 1. 44 autosomes and 2 sex chromosomes(X and Y) 2. 22 autosomes and an X WHAT DO YOU SEE? WHAT DO YOU SEE? A person with normal color vision sees the number 5. Color blindness (color vision deficiency) ? is a condition in which certain colors cannot be distinguished, and is most commonly due to an inherited condition. ?Problems in distinguishing reds and greens are the most common. A pedigree for color-blindness Normal male Carrier female P1 F1 Carrier female Normal female Colorblind male Normal male Thomas Hunt Morgan was awarded the Nobel Prize in Physiology or Medicine in 1933. The work for which the prize was awarded was completed over a 17year period at Columbia University, commencing in 1910 with his discovery of the white-eyed mutation in the fruit fly, Drosophila. ?Morgan’s work with Drosophila demonstrated that genes for certain traits are located on the X chromosomes. ?These genes are said to be sex-linked. ?These genes do not appear to have corresponding alleles on the Y chromosome. ?Since many sex-linked genes are recessive, they are expressed more frequently in males than in females. XX x X’Y where X’=allele for white eye X X’ X’ X X X’ X Y X Y X Y Summary of Results PARENTS (Female: +) x (Male: W) OFFSPRING Phenotype Female: + Number 5016 Mal

相关文章:
第三章 连锁遗传补充习题
6.人类血友病的隐性基因红绿色盲基因在 X 染色体上相距 10 个单位。ABO 血型基因位 于第 9 染色体上,下个正常的男人具有 AB 血型,与一个正常的 AB 血型的...
医学遗传学试题及答案
A.Huntington 舞蹈病 B.蚕豆病 D.血友病 A E.镰状细胞贫血 4.传染病发病_...X 连锁隐性遗传 E.Y 连锁遗传 34.母亲为红绿色盲,父亲正常,其四个儿子有___...
医学遗传学题目
遗传病特指( C A.先天性疾病 病) C.遗传物质改变引起的疾病 D.不可医治的...血友病 A(用 Hh 表示)红绿色盲(用 Bb 表示)都是 XR。现有一个家 庭,...
遗传学_第二版_课后答案(1~8章)
血友病基因为 a,色盲基因为 b。 该系谱各成员的基因型标注其下。 XAB/Xab XAB/Y 个体 III4 的儿子有血友病的概率: 90%×0 +10%×1/2 = 5% XAb/Y...
人的红绿色盲基因和血友病基因都在X染色体上,右面的家...
人的红绿色盲基因和血友病基因都在X染色体上,右面的家系图中,黑色表示该个体患血友病,叉号表示该个体患红绿色盲症.相关叙述正确的是( ) A红绿色盲是伴X隐性遗...
遗传学英文词汇
遗传学英文词汇_生物学_自然科学_专业资料。遗传学英文词汇Genetics 2011 Genetics...红绿色盲 Sex-linked 伴性的 Hemophilia 血友病 Deoxyribonucleic acid 脱氧核糖...
常见疾病英文名称
血友病 infantile diarrhea 婴儿腹泻 intracranial hemorrhage of the newborn ...脸板腺囊肿 colour blindne 色盲 deflection of nasal septum 鼻中隔偏曲 deaf...
14-15丰台期末题
14-15丰台期末题_英语_高中教育_教育专区。1.下列关于细胞内化合物的叙述,错误...相关叙述正确的是 A.色盲是伴 X 隐性遗传病,血友病是伴 X 显性遗传病 B....
医学遗传学名词解释中英文
常见的 XR 病: 甲型血友病、 红绿色盲、 鱼鳞病、Duchenne 型进行性肌营养...多基因遗传:是指生物体和人类的一些遗传性状或遗传病的遗传基础不是一对主基因...
遗传学英文词汇
遗传学英文词汇_城乡/园林规划_工程科技_专业资料。遗传学英文词汇Genetics...色盲 Sex-linked 伴性的 Hemophilia 血友病 Hypophosphatemia 低磷血症 ...
更多相关标签:
血友病 英文 | 色盲 英文 | 红绿色盲 英文 | 色盲的英文 | 关于色盲的英文ppt | 血友病a与b的区别 | 血友病与白血病的区别 | 白血病与血友病 |