Giving 100 points away <3

Usha is giving a presentation on the cardiovascular system. one of her slides shows a diagram of the blood moving from the heart to the arms and legs. which type of circulation is the slide illustrating? systemic circulation pulmonary circulation systolic circulation diastolic circulation

Which of the following is not one of the seven points from the pre-start checklist recommended by the nsc

The sociological perspective focuses on what? a. general social patterns b. individual behaviors c. biological explanations d. mental processes