2-1 性狀的遺傳

Quiz
•
Biology
•
10th Grade
•
Hard
東茂 葉
Used 8+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
(A)rryy × rryy→子代100% rryy,皺皮綠色 (B)rryy × rrYY→子代100% rrYy,皺皮黃色 (C)rryy × RRyy→子代100% Rryy,圓形綠色 (D)rryy × RRYY→子代100% RrYy,圓形黃色
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
Aa × Aa→某人aa(白化症) (D)有二個白化症等位基因
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
子代表現型約為1:1,所以親代應為Gg × gg
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
(A)4種(IAIB、IAi、IBi、ii) (B)2種(IAi、IBi) (C)3種(A型的IAIA或IAi、IAIB、IBi) (D)2種(IBi或ii)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
西瓜重量為多基因遺傳 (A)三個顯性等位基因 (B)四個顯性等位基因 (C)四個顯性等位基因 (D)四個顯性等位基因
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
因丙為B型,故甲必有IB因子,可能為B型或AB型,基因型可能為IBIB、IBi和IAIB。庚可能為B型、A型或AB型,基因型可能為IBIB、IBi、IAIB或IAi,絕不可能為O型
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