The circulatory system is system in the human body that provides a network through which our blood flows constantly.The human cardiovascular system is considered closed because there are no holes for blood to enter or leave the system. Correct answer: D
In the closed circulatory system the blood stays confined within the vessels and heart.
Trees my good sir. Have trees planted regularly, and temporarily block the use of gasoline powered cars! Modes of travel to electric and sea. I guess that's just my view. Also! cut down on pesticides
1. Tell parents or trusted adult.
2. Call hotlines
3. Pray to God ( My opinion )
Answer:
all of the above
Explanation:
please mark as brainliest
A blood cell disorder is a condition in which there’s a problem with your red blood cells white blood cells or the smaller circulating cells called platelets they are critical for clot formation all of these three cell types form in the bone marrow which is the soft tissue inside your bones Red blood cells transport oxygen to your body’s organs and tissues White blood cells help your body fight infections platelets help your blood to clot Blood cell disorders impair the formation and function of one or more of these types of blood cells :)