According to the research, the correct option is Period of invasion. The stage of an infectious disease when specific signs and symptoms are seen and the pathogen is at peak activity is the Period of invasion.
<h3>What is an infectious disease?</h3>
It is the disease that is due to the invasion of the body by pathogenic germs, which establish and multiply caused by a local cell injury, secretion of toxins or by the antigen-antibody reaction.
The stage of an infectious disease called the Period of invasion is the time interval between invasion by an infectious agent and the appearance of the first signs and symptoms of the disease.
Therefore, we can conclude that according to the research, the correct option is Period of invasion. The stage of an infectious disease when specific signs and symptoms are seen and the pathogen is at peak activity is the Period of invasion.
Learn more about stages of an infectious disease here: brainly.com/question/14454614
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I believe the answer is congestive heart failure.
Answer:
Inorganic
Explanation:
Enzymes are bio catalyst that increase the rate of a biochemical reaction occurring in living organisms. Enzymes lowers the activation energy of the reaction and increases the rate of formation of product
Enzymes are organic molecules and works at optimum temperature and pH. Inorganic cannot apply to the enzymes because they are made upof protein.
Thus, the correct answer is option (B).
