Answer:
Forceps should be used because directly touching the substance and dropping it into the acid with your hands can cause harm to yourself, and it can also prevent contamination of the substance.
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Immune dysfunction in HIV<span> disease is </span>caused<span> predominantly by damage to a patient with </span>human immunodeficiency virus<span> </span>
It is defined as that force necessary to provide a mass of one kilogram with an acceleration of one metre per second per second. One newton is equal to a force of 100,000 dynes in the centimetre-gram-second (CGS) system, or a force of about 0.2248 pound in the foot-pound-second (English, or customary) system.