In human circulatory system the all arteries:1. are thin walled blood vessels2. contain valves that prevent backflow3. always carry oxygenated blood4. carry blood away from hearthSelect the correct statements from the codes given below:
1.Only 1 & 3
2.Only 2 3 & 4
3.Only 3 & 4
4.Only 4
Posted Date:-2021-11-10 11:08:11