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Bezzdna [24]
3 years ago
11

How is flu season defined? What are the criteria for this definition?

Biology
2 answers:
Aloiza [94]3 years ago
8 0

Answer:

The flu, also known as the influenza virus, is diagnosed year-round in the United States. Fall and winter seasons are when the greatest impact is usually seen and, therefore, is considered the "flu season." Influenza activity has a period of greatest activity between December and February, but the activity can last until May.

Every year at the beginning of the fall season, people are encouraged to get a flu shot.

CDC data on influenza vaccine:

• 116 million doses of influenza vaccines have been distributed.

CDC

(Centers for Disease Control and Prevention) recommends that all persons 6 months and older receive the influenza vaccine at the end of October.

• Influenza vaccination offers important benefits

mojhsa [17]3 years ago
7 0
Flu season is a time of year where a sickness comes and is easily spread causing many people to get the flu.
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Study this image of space. A cloud of gas and dust. What object is shown in this image? a nebula a red giant a supernova a neutr
zubka84 [21]

Answer: The image to be studied is missing from the question,so I attached it to my answer,please click on the attachment provided to view the image being studied.

The correct answer to the question is option A.

NEBULA

The object shown in the image is known as a nebula.

Explanation: A nebula is found in interstellar space,it has a form of a giant cloud of dust. When some stars goes into dying process,they explode throwing out gas and dust which forms a nebula.(a supernova remnants nebulae).

Some nebulae(singular form of nebula) are also found where new stars are being formed.

Nebula are the basic building blocks of the universe,they are made up 90% hydrogen,10% helium and other heavier elements in trace amounts from which stars and other solar systems are made.

Nebula exist in 5 distinct types namely;

Emission nebulae, Reflection nebulae,Dark nebulae, Planetary Nebulae and supernova remnants Nebulae.

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3 years ago
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svp [43]

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Answer:

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Answer:

American's portion sizes have become larger in the last decade due to the expanding of food industries and marketing campaigns that tell us to eat more.

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The growth of food industries in the last decades to obtain more money in combination with the media influence has led us to eat more, thus why the size of our portions has increased their size.

Another theory states that people always want to eat more, and the industry has only fulfilled this demand, but it is not clear why, in the past, this did not happen.

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