D. Muscus and cilia trap pathogens
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All of the above are made using wood.
No; some mice may have developed lung cancer in less than 500 days of cigarette smoke exposure.
Answer:
an external search
Explanation:
According to my research on the consumer buying process, I can say that based on the information provided within the question Nico is engaging in an external search. In Marketing, this term refers to when an individual has no knowledge of a product and therefore seeks out information from personal contacts or various public sources in order to make an informed decision. Which in this case is what Nico is doing by asking in different places about cameras.
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Answer:
Cellular respiration that proceeds in the absence of oxygen is anaerobic respiration. Cellular respiration that proceeds in the presence of oxygen is aerobic respiration.