選修生物IV-1-3現代演化理論的發展
Quiz
•
Biology
•
12th Grade
•
Practice Problem
•
Hard
葉東茂 葉東茂
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列的點突變何者並非是中性突變?
密碼子UUU突變為UUC,兩者均轉譯苯丙胺酸
密碼子UUU突變為UUA,前者轉譯苯丙胺酸,後者白胺酸,導致產生的酵素活性下降
密碼子AAA突變為AGA,前者轉譯離胺酸,後者精胺酸,二者胺基酸性質類似,不影響蛋白質功能
DNA中非基因區域的點突變
Answer explanation
解答 B
解析 (B)影響蛋白質表現,可能在不同環境中受天擇考驗
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列選項中的科學家,何者發現果蠅族群間的遺傳變異,並支持天擇是演化的動力?
孟德爾
哈地與溫伯格
萊特
杜布贊斯基
Answer explanation
解答 D
解析 杜布贊斯基研究果蠅族群染色體遺傳,發現其中的遺傳變異,以驗證天擇說的內容
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
甲:隨機交配、乙:天擇、丙:基因流動、丁:遺傳漂變、戊:突變。以上能改變族群中等位基因頻率的機制有幾項?
5項
4項
3項
2項
Answer explanation
解答 B
解析 有乙、丙、丁、戊4項
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
分子演化的中性理論是由哪一位學者所提出?
萊特
杜布贊斯基
木村資生
辛普森
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
「中性突變」是指對個體
有利的突變
有害的突變
可能有利或有害的突變
無利也無害的突變
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
演化的中性理論,主要是探討何種體制層級下變異?
分子
細胞
組織
器官
Answer explanation
解答 A
解析 中性理論主要探討的內容為基因突變對生物適應的影響,屬於分子層級
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列何者非「演化的現代綜合論」的主張?
天擇決定演化的方向
生物演化的單位是個體
突變或基因重組造成遺傳變異
演化中的族群可發現相關的等位基因頻率處於變動中
Answer explanation
解答 B
解析 (B)生物演化的單位是族群
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