Question

blood test in easy language​

Answer 1

A blood test is a laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic ...

Answer 2

Answer:

A test done on a sample of blood to measure the amount of certain substances in the blood or to count different types of blood cells. Blood tests may be done to look for signs of disease or agents that cause disease, to check for antibodies or tumor markers, or to see how well treatments are working

Explanation:

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