國七自然科學CH2-1

Quiz
•
Biology, World Languages
•
7th Grade
•
Hard
葉東茂 葉東茂
Used 13+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
2.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
3.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
選擇水分子能通過,但蛋白質不能通過的膜為材料,做成四個大小相同的袋子,分別裝入濃度相同的蛋白質溶液,使其總重皆為20公克。將此四個袋子分別浸泡在濃度為10%、20%、30%及40%的蛋白質溶液中,經一段時間後,取出袋子並測量袋子和其內容物的總重,結果如附表所示。判斷原先袋內的蛋白質溶液濃度,最可能是在下列何種範圍?
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
6.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
7.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
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