Enzyme and Hormone

2007-11-27 2:47 am
What is the difference between enzyme and hormone. What are their functions and how many of them found in our body? Urgent please.

回答 (2)

2007-12-02 4:10 pm
✔ 最佳答案
enzyme - protein that acts a biological catalyst. cells use enzyme to speech up chemical reactions that take place in cells. like other catalysts, enzymes act by lowering the activation energies.
hormone - substance produced in one part of an organism that affects another part of the same individual. chemicals that travel through the activities of other cells.
2007-11-27 4:39 am
Functions:
Enzymes are biological catalysts, they speed up the metaolism within your body.

Hormones are chemical messengers , to send signals from one part of body to another.

How many?

MANY, UNCONTABLE. Enzyme and Hormones are every where in our body.
參考: biology text book for the definations.


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