國中自然1下2-1__
Quiz
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Fun
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7th - 9th Grade
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Practice Problem
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Medium
Tang Da
Used 62+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小青長得很像他的父母,是因為生物體具有什麼功能?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有兩株高莖的豌豆,其遺傳因子組合都是Tt,請問有關它們所產生子代的敘述,下列哪一個選項是正確的?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若有兩株高莖豌豆,授粉後得到100株子代,其中只有一株是矮莖,其他則都是高莖,若沒有突變發生,下列有關此結果的敘述,哪一個選項是正確的?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知黃色種子豌豆(Y)對綠色種子豌豆(y)為顯性,今賢良取兩株豌豆為親代互相授粉,其子代中黃色種子豌豆:綠色種子豌豆為1:1,則親代的遺傳因子組合應為下列何者?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列關於孟德爾遺傳法則的敘述,何者錯誤?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
當控制某一性狀的遺傳因子有兩種型式時,通常大寫字母表示什麼?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
附圖中甲、乙為豌豆的一對同源染色體,a、b、c、d分別表示控制性狀的等位基因,若甲染色體上的a等位基因(以甲-a表示)可控制豌豆種子的顏色,那麼還有哪一個等位基因可以控制豌豆種子的顏色?
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
附圖有兩對染色體,a、b、c、d、e、f代表其上等位基因位置。在正常狀況下,下列敘述何者正確?
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知某植物細胞中,某對同源染色體上控制花色的基因為Rr,R為紫色,r為白色,則在下列何者中,R和r為成對的狀態?
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