A primary reason for needing a new vaccine for influenza each year is that there could be mutation of surface proteins leading to a new outbreak
<h3>What is antigenic drift?</h3>
Antigenic drift is a phenomenon that causes small changes or mutations in the genes of influenza viruses leading to changes in their surface proteins of the virus, which are HA (hemagglutinin) and NA (neuraminidase).
For this reason, new influenza vaccines are produced yearly to alter the effects that may emerge as a result.
Thus, a primary reason for needing a new vaccine for influenza each year is that there could be mutation of surface proteins leading to a new outbreak
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Answer:
an upset stomach
Explanation:
when your immune system is weak , it mostly causes an upset stomach! let me know if this helped.
Vitamin C because it is a water-soluble
The nurse consider before confronting the problem of obesity with individual children is familial and cultural influences are deciding factors in eating habits.
<h3>What is the main benefits of being vegetarian?</h3>
Vegetarian person play a vital role in maintaining the food chain of an ecosystem. Vegetarian person always have low density-lipoprotein cholesterol level, lowers blood pressure and lower rates of hypertension and type 2 diabetes as compared to non-vegetarian person.
Vegetarian doesn't suffered very much with obesity because in vegetable there is very less amount of fat due to this they doesn't suffer with obesity so being a vegetarian is very helpful for health.
Being vegetarian is not easy because form the point of view of nutrients you must intake proper vegetable to manage you nutrients needs if you don't the you suffer with nutrients deficient. So you very careful for your diet.
Therefore, the nurse consider before confronting the problem of obesity with individual children is familial and cultural influences are deciding factors in eating habits.
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Answer:
The CSI effect, also known as the CSI syndrome or CSI infection, is any of several ways in which the exaggerated portrayal of forensic science on crime television shows such as CSI that might influence the jururs perceptions.
Explanation:
