The correct answer is option A
Water is the most important component of all living beings. The dependence of organisms on oxygen is much because it an important component of water which is required for the survival. The various types of life processes and metabolic reactions depends on the water to take place. The body is dependent on water for it.
All of above choices are functions of antibodies
Wear safety goggles while looking into the opening of the test tube
Answer:
An arterie is a vessel that carries blood away from the heart, and a vein carries blood to the heart
Explanation:
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<span>Treatment can help but the condition can't be cured</span>