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Question
Bacterial symbionts most often provide marine invertebrates withA) fixed nitrogen in the form of ammonia.
B) essential amino acids missing from the animal's diet.
C) cellulolytic enzymes to help digest plant material.
D) fixed carbon dioxide in the form of organic compounds.
Answer
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Related questions
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Which of the following statements about chlamydial infections is TRUE?
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Diseases can be controlled through immunization even if the percentage of the population that is immunized is less than 100% because
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In 2003, the majority of AIDS deaths occurred in
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Filoviruses (such as Ebola virus) that cause severe hemorrhagic fevers generally have high ________ but low ________.
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Cholera is an example of a pandemic disease that
A) has multiple wild animal reservoirs and is thus difficult to eradicate.
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C) is spread through direct contact and has only a human reservoir.
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Influenza pandemics occur cyclically because
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C) the vector is seasonal.
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C) four
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