promotion image of download ymail app
Promoted

problems about experiment

i need to study the effect of con.c of substrate on the enzyme reaction

the potato tubes are the sustrate

and the H2O2 are the enzyme

WHY THE POTATO SHOULD BE FRESHLY CUT

AND PUT IN WATER BEFORE DIRECTLY REACTING WITH H2O2??

1 個解答

評分
  • 10 年前
    最愛解答

    If you cut a potato and leave it in air, the cut surface will dry up and form a kind of crust, protecting the tissues inside from further losing water to the surroundings. It will then be difficult for the H2O2 in the solution to access the substrate.

    • Commenter avatar登入以回覆解答
還有問題嗎?立即提問即可得到解答。