The heart is organized in different sections such as the chambers or the veins. that is also arteries and kinds of things such as superior or inferior Vena Cavas that is the best answer i can come up with
The structu
google it. thts all i got
the heart's structure is organized into four chambers. that allow the heart to carry both oxygenated and un-oxygenated blood from the body without mixing the two types of blood.
chromosomes
Google it. thts all i got
DNA wrapped in histones.
four structures that compose the conduction of the heart
They build enormous structures
true
valves
The main structures of the cirulatory system are: the heart, the arteries, veins and capillaries.
proteins
the liver and heart