The perimeter is
2/3 +3/4 +2/3 +3/4

Which of these statements are true about scientific theories and hypothesis

What factors contribute to the effect an environmental toxin has on the human body?

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar