Question

Structural difference between arteries, veins and capiliaries. ​

Answer 1

Answer:

Arteries carry blood away from the heart; the main artery is the aorta. ... Capillaries carry blood away from the body and exchange nutrients, waste, and oxygen with tissues at the cellular level. Veins are blood vessels that bring blood back to the heart and drain blood from organs and limbs.

Explanation:

Answer 2

Answer:

Explanation:

https://www.google.com/url?sa=i&url=https%3A%2F%2Fbiology-igcse.weebly.com%2Farteries-veins-and-capillaries---structure-and-functions.html&psig=AOvVaw0RNas3Jk7P407eVMRbM9og&ust=1571657060592000&source=images&cd=vfe&ved=0CAIQjRxqFwoTCJDghfjcquUCFQAAAAAdAAAAABAE