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2 years ago

When does the WHO declare a pandemic influenza?

Biology

1 answer:

likoan [24]2 years ago

6 0

Answer:

Three influenza pandemics occurred during the 20th century: the 1918-19 “Spanish flu,” the 1957-58 “Asian flu,” and the 1968-69 pandemic or “Hong Kong flu.” In 2009, the World Health Organization (WHO) declared a global pandemic of H1N1 flu.

Explanation:

Hope this helps! :>

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serg [7]

Answer:

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Explanation:

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3 years ago

What is the answer please?

earnstyle [38]

Hello,

I believe it would be:

C. Placental

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4 years ago

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Vesnalui [34]

D. Protein

Carbohydrates are made from three elements known as Carbon, water, and oxygen.

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3 years ago

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What does equilibrium mean; in one complete paragraph please

TiliK225 [7]

Equilibrium: Equilibrium is a state in which opposing forces or influences are balanced.

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3 years ago

Viruses Are Living Or Nonliving

Masteriza [31]

Answer:

Viruses Are Link Between Living and Non-Living

Explanation:

Viruses Are Link Between Living and Non-Living

Virus are exception of Cell Theory
Virus need a host to Survive
A virus is non-living before host and
A virus is Living after getting the Host

Hence, Viruses Are Link Between Living and Non-Living

-TheUnknownScientist

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3 years ago