Answer:
The positive control is an experiment that involves the repetition of the testusing working treatment. ... This helps the analyst compare the result to a new experiment against an already results that are already known. Negative controls are always used during microbiology testing.
C.) amount of energy exerted while performing an exercise
Answer:It's not easy to identify patients with communicable diseases.
Explanation:
Strict practice of standard precautions would forestall the transfer of infections from patient to patient through health care workers.