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11年级生物课件
——
主讲人:——
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
CONTEN TS
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
Synergistically utilize technically sound portals with frictionless chains. Dramatically customize empowered networks rather than goal-opportunities.
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
——
一、伴性遗传
性染色体
性别
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
——
二、人类红绿色盲
1.致病基因:位于 染色体上的 性基因。
2.人类正常色觉和红绿色盲的基因型和表型
X
隐
女性
男性
基因型
XbXb
表型
正常
正常(携带者)
正常
XBXB
XBXb
XBY
XbY
色盲
色盲
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
——
3.人类红绿色盲遗传的婚配方式
(1)种类: 种。
(2)主要类型
①女性携带者与男性正常
6
XBXB
XBY
女性携带者
男性色盲
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
——
②女性色盲与男性正常
XbY
男性色盲
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
Synergistically utilize technically sound portals with frictionless chains. Dramatically customize empowered networks rather than goal-opportunities.
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
A group of good people made by nature
——
三、抗维生素D佝偻病
1.致病基因:位于 上的 性基因。
2.抗维生素D佝偻病的基因型和表型
X染色体
显
性别
女性
男性
基因型
XDXD
XDXd
表型
患者
正常
患者
正常
XdXd
XDY
XdY
患者
A group of good people made by nature
A group of good people made by natur
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