A) Calcium ions
D) None of these
- Who was the Pakistan’s first recovered patient from COVID-19 donated his plasma to treat other patients?
- The blood vessels that take oxygenated blood from the heart to the body are called?
- The Vessel that carries blood from the heart to the rest part of the body, which is built to withstand considerable pressure, having thick walls with smooth muscle fibers is known as?
- The Branch of science with deals with study of blood and it’s disorder is known as…..?