Sedentary<span> activities include sitting, reading, watching television, playing video games, and computer use for much of the day with little or no vigorous physical exercise. A </span>sedentary<span> lifestyle can contribute to many preventable causes of death.</span>
Hepatitis B virus (HBV) and HIV are bloodborne viruses transmitted primarily through sexual contact and injection-drug use.
Hepatitis B virus (HBV) and HIV are bloodborne viruses transmitted primarily through sexual contact and injection-drug use. Because of these shared modes of transmission, a high proportion of adults at risk for HIV infection are also at risk for HBV infection.
HIV, the hepatitis B and hepatitis C viruses can also be spread by sharing needles, syringes, and other injection equipment. It can transfer from mother to child Pregnant women can pass these infections to their infants. HIV-HCV coinfection increases the risk of passing on hepatitis C to the baby. The hepatitis C virus is usually spread when someone comes into contact with blood from an infected person.
To learn more about Hepatitis B , here
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A person walking, a thrown baseball, a crumb falling from a table
They are most mainly consists of "Keratin"
So, option B is your answer.
Hope this helps!
Im pretty sure its metabolic bone diseas i might ve wrong but im pretty sure thats it.
