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সাইটের অন্য পাতায় এই শব্দগুলো

• Reaction — a change when substances act together: Mixing the two liquids caused a reaction.

  English Vocabulary for Science →

• In this reaction the metal ion is reduced.

  reduce — dictionary →

• It is not consumed at all. One enzyme molecule sets off a reaction, comes away unchanged and does it again — thousands of times over — which is why a very small quantity does so much work. What stops an enzyme is heat, which destroys the precise shape it depends on.

  enzyme — dictionary →

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