Any subjective evidence of disease. In contrast, a sign is objective. Blood coming out a nostril is a sign; it is apparent to the patient, physician, and others. Anxiety, low back pain, and fatigue are all symptoms; only the patient can perceive them.
<span>In genetics, complementary DNA (cDNA) is double-stranded DNA synthesized from a messenger RNA (mRNA) template in a reaction catalysed by the enzyme reverse transcriptase. cDNA is often used to clone eukaryotic genes in prokaryotes.</span>
Answer:
The answer is 'D'- Unusual number of sick or dying people.
Explanation:
Biological incident can be defined as <em>diseases which occur naturally in humans or are spread through terrorist motives</em>. There are lot of red flags which should be noticed before the disease reaches a peak limit.
The first sign of a biological incident will be reported by the medical authorities as there will be a <u>large number of people getting sick or dying</u>.
Either the deaths will be caused due to spread of a communicable disease or a biological agent has been released on purpose.
Answer: It is <u>the metabolic process in living organisms by which oxygen is combined with carbon in a cell to form carbon dioxide and generate energy.</u>
Hope this helps!