Questions 1-2 refer to the diagram below. The diagram shows a chemical reaction with and without an enzyme. 2 Which of the following represents the lowering of the activation energy in an enzyme-catalysed reaction?
A X
B Y
C Z-W
D Z-X
why the answer is D . please give detail explanation and example

Choose the molecule that is described by each phrase. energy used during long activities:

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Your two friends just told you what to order for them at the drive through fast food restaurant. you give the order but when the food comes about 10 minutes later, you don't remember what each of your friends ordered your memory of the order was in __ memory. a. semantic b. flashbulb c. long-term d. short-term i think i know but i'm not really sure