Can i get help please i will mark brainiest no link

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

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