The answer is: C. coughs or sneezes into the air
<span>A gene contains all the information needed to build a unique human being.
Genes contain DNA and traits and so on. Genes make up chromosomes.
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Doing research about the company that sent you an email will help you understand what you would be going into. Contacting them to verify will also help you be safe and not get fraud with anything.
You would need to let your doctor know if you are allergic to any medicines, or if you have ever had an allergic reaction while on any type's of medication.
