Organisms use different types of adaptations to aid in their survival. one type of butterfly mimics a dead leaf to evade predators. what type of adaptation is this?
a. biochemical
b. ecological
c. structural
d. physiological

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes