Viruses, such as influenza, are often spread through droplets made when infected people cough, sneeze, or talk. After a virus infects a new host, it begins to reproduce. Which statement about viral reproduction is
correct?
A virus can only use a host to reproduce if the host cell lacks a cell membrane.
O A virus must complete interphase before entering mitosis.
A virus depends on the host to reproduce, because the vvirusvirus does not contain DNA or RNA.
A virus cannot reproduce on its own and depends on the host cell
Answers: 2
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Drag each label to the correct location on the chart. match the function to the type of tissue
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Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
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When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen
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Viruses, such as influenza, are often spread through droplets made when infected people cough, sneez...
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