
生物下冊2-1遺傳、染色體與基因_2-2人類的遺傳
Authored by JOESPH HSU
Biology
7th Grade
Used 23+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
生物行有性生殖時,親代的性狀如何傳給子代?
由精子和卵的 DNA 共同傳遞
全由精子的染色體傳遞
全由卵的 DNA 傳遞
由體細胞細胞核傳遞
Answer explanation
親代的等位基因會經由配子(精子和卵)遺傳給子代
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某位女性的血型為 AB 型,則此位女性結婚後,絕對不會生出哪一種血型的子女?
O 型
AB 型
A 型
B 型
Answer explanation
血型 AB 型的女子所產生配子的等位基因型有 IA 或 IB 兩種形式,故子代等位基因型組合不可能出現 ii(O 型)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
附圖是小芳家族的血型遺傳圖譜,□代表男生;○代表女生。請問小芳的血型基因型式為何?
IAIA
IAi
IBIB
IBi
Answer explanation
因家族的爸爸為AB型,媽媽的血型如為IAIA則只會生出A型及AB型的小孩不會生出B型的小孩
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
豌豆的黃色種子為顯性 Y,綠色種子為隱性 y,則基因組合 YY、Yy、yy 的表徵分別為何?
黃、黃、綠
黃、綠、綠
黃、綠、黃
綠、黃、黃
Answer explanation
基因型 YY、Yy、yy,表現型為黃、黃、綠
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列有關基因的敘述,何者錯誤?〔91. 基測Ⅱ〕
基因位於染色體上
人的基因是由 DNA 所構成
一條染色體上通常只有一個基因
通常一種性狀由成對的基因控制
Answer explanation
每一條染色體上都有許多不同的等位基因
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
孟德爾觀察某一高莖豌豆植株自花授粉後,產生的子代中有的是高莖有的是矮莖,你認為這一高莖豌豆植株是否為純品系?其遺傳因子應該如何表示?
是,TT
是,Tt
否,TT
否,Tt
Answer explanation
高莖豌豆植株自花授粉後產生不同性狀表現的子代,可推論出親代並非純品系,此純品系親代不可能為隱性,因此遺傳因子組合應為 Tt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在正常情況下,人體的哪一種細胞可能沒有 X 染色體?
精子
口腔皮膜細胞
卵
受精卵
Answer explanation
精子內含有的染色體有 22+X、22+Y 兩種,所以染色體為 22+Y 的精子,細胞內沒有 X 染色體
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