Certain viruses protect themselves from attack by the human immune system by creating which of the following?

A) an envelope
B) an interferon
C) an antitoxin
D) a virion


A) an envelope
Certain viruses protect themselves from attack by the human immune system by creating an envelope. Viruses contain cores of deoxyribonucleic acid or ribonucleic acid, surrounded by protein coatings.

Health Professions

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Which of the following is TRUE when sequencing a diagnosis of ARF?

A) When ARF meets the definition of a principal diagnosis, it is always sequenced first. B) When ARF meets the definition of principal diagnosis, it should be sequenced first unless another chapter-specific OGCR sequencing direction takes priority. C) Unless there is documentation that the ARF is hospital-acquired, it cannot be sequenced first. D) No matter the circumstances, ARF is always sequenced first due to the extreme nature of the condition.

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Free parking improves office ________, provided an adequate number of parking spaces are available. 

Fill in the blank(s) with the appropriate word(s).

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75% of children with Type 2 diabetes have a family history of the disease

Indicate whether the statement is true or false

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Severity of the patient's illness and the ______ of care that may be required influence utilization of medical services.

Fill in the blank(s) with the appropriate word(s).

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