Labor unions are able to negotiate effectively with companies because the unions have leverage, where individual workers don't
Babies need only a very small amount of salt: less than 1g (0.4g sodium) a day until they are 12 months. Your baby's kidneys can't cope with more salt than this. Before your baby is six months old, he will get all the sodium he needs from breastmilk or infant formula milk.
None in the options.
20 amino acids are required in the human body.
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<span>A. personal safety, pollution, and extreme temperatures</span>
The West Nile Virus body has an envelope surrounding an icosahedral capsid which is approximately 50 nm in size.
<h3>What is the structure, infection and symptoms of West Nile Virus?</h3>
The structure of the West Nile Virus consists of an envelope surrounding an icosahedral capsid of approximately 50 nm in size. West Nile virus is transmitted to humans by mosquitoes. Once bitten by an infected mosquito, the viral particles enters the human body and cause infection. The symptoms of this infection are headache, body aches, joint pains, vomiting, diarrhea, or rash.
So we can conclude that the West Nile Virus body has an envelope surrounding an icosahedral capsid which is approximately 50 nm in size.
Learn more about West Nile virus here: brainly.com/question/1262992
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