Answer:
Hope it helps!
Explanation:
The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.
Answer:
D
Explanation;
Because it has iron and calcium which makes the bones stronger.
The answer is B I think. Unless answer D is supposed to say Harvey’s frontal cortex is less mature than Steven’s.
The answer is true. Originally, the Olympic Games consisted of fewer events than they do now. The original events included wrestling, discuss throw, javelin throw, running, chariot racing and some others. Much recent addition to the Olympic Games include table tennis and martial arts.
