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Watch Later 15:44

概念重溫篇：第4課（6）-酶的日常應用

Watch Later 8:55

概念重溫篇：第4課（5）-酶的抑制劑

Watch Later 6:27

概念重溫篇：第4課（4）- 酶的相關實驗

Watch Later 11:59

概念重溫篇：第4課（3）- 酶的活性

Watch Later 0:52

中二: 數學: 代數: 指數化簡 6a^2 x 10a^5 / 12a^3

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中一: 數學: 代數: 解方程 x / 3 + 7 = 11

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中一: 數學: 代數: 解方程 4 - 5x = 19

Watch Later 0:32

中一: 數學: 代數: 解方程 4y - 3 = 25

Watch Later 14:03

概念重溫篇：第4課（2）酶的特性

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