Which layer in the blood vessel is composed of smooth muscle, allowing it to dilate or constrict? Tunica intima
*Tunica media
Tunica externa
Endothelium

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from