Answer:
B
Explanation:
trivially easy to copy and redistribute
Answer:
The answer is B double-blind study
Explanation:
In this type of scientific study neither the experimenter nor the researcher knows the study sample, during the period that the experiment lasts, in order not to influence the results.
Answer:
Swollen veins and arteries, heaviness in legs and feet, skin discoloration and more
Explanation:
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The autonomic nervous system is divided into three parts: the sympathetic nervous system, the parasympathetic nervous system and the enteric nervous system. The autonomic nervous system controls smooth muscle of the viscera (internal organs) and glands.