Answer:
Expla Relay race, a track-and-field sport consisting of a set number of stages (legs), ... of 200, 200, 400, 800 metres or a distance medley of 1,200, 400, 800, 1,600 metres. ... It is carried by the runner and must be exchanged between lines drawn at ... In the 400-metre freestyle Madison and teammate Lenore Kight quickly pulled
The most common source of water contamination is: A. sewage.
Your DNA determines your physical traits
Answer:
Polycythemia vera
Explanation:
A absolute increase in total red blood cell mass is characterized by primary polycythemia, or polycythemia vera. Treatment aim is to reduce the viscosity of the blood. That can be done by removing blood by periodic phlebotomy to reduce the volume of red blood cells. Transfusions are used to treat sickle cells and beta-thalassemias. Megaloblastic anemias, caused by deficiencies in vitamin B12 and folic acid, are treated by replacing those nutrients.