C.
It is d, becuase you divide 500 by 15, and that is the closest answer
The right answer is D. renal regulation.
Among the many factors that modulate tension (vessels, heart strength, blood volume ...), the kidney plays a vital role because it makes an enzyme called renin that helps increase blood pressure and it regulates the outflow of sodium and water, which contribute to the elevation or diminution of blood pressure in the arteries.
Many cells working together forms a tissue. Many tissues working together forms organs. Many organs working together forms organ systems. So it goes from general to most specific. Organ systems are needed in order for life. This proves that cells are the most basic units of life.
Answer:
Basically, the Atrioventricular valves are Mitral and Tricuspid valves located between the atrium and ventricles. Their main functions is to “prevent the backflow of blood from the ventricles into the atrium during the ventricular contraction (systole).
Explanation:
Answer;
College monitor.
Explanation.
Maintaining professional standards is a function of the college monitor role.
College monitor roles include supervising and monitoring students within and outside the school building, enforcing appropriate student behavior, communicating with students regarding issues and/or behavior, escorting students and/or unauthorized visitors