The physical characteristics of influenza viruses are that they are single-stranded, RNA viruses enclosed in a helical nucleocapsid. On the outside, these viruses are enveloped. Two important proteins are found on surface of this envelope: hemagglutinin and neurominidase.
Answer:
True
Explanation:
Primary prevention avoids the development of a disease
Sponges are similar to a small intestine because they'll both squeeze parts of themselves to digest foods and nutrients. Not to mention the fact that they're both soft.
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Answer: Bone fracture surgical repair is performed when a broken bone can't heal properly with casting, splinting or bracing alone. The most common type of fracture surgery involves internal fixation, where broken pieces of bone are placed back in the right position using surgical screws, pins, rods, or plates.
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Answer: The length of a hair extends from its root or bulb embedded in the follicle, continues in the shaft, and terminates at the tip.
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