Topics: Hearing and Vision Quiz
An example of positive feedback mechanism is:
A. Thermoregulation
B. Blood glucose control
C. Labor contractions
D. Blood pressure regulation
Select your answer:

Topics:
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Plant Biotechnology › ViewTrue or False: There are bacteria that can clean up oil spills.
A. TRUE
B. FALSE
Hazards & Risks › View
Harm caused by welding.
A. metal fume fever
B. leukemia
C. cut
D. silicosis