बिना सोचे समझे Pop Quiz

Which of the following is true of the negative feedback mechanism?
Choose the right answer:
Option A Activated only when a variable falls below a normal rate
Option B Involved in contractions during childbirth
Option C The change in a variable triggers mechanisms which enhance the change
Option D Usually involved in homeostasis
 FuyuumiAmakusa posted एक साल  से अधिक पुराना
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