Biology, 05.03.2021 23:20 princessmaddiegigi
20. How does bacteria contribute to the nitrogen cycle?*
bacteria can release free nitrogen into the air and fix free nitrogen into simple
compounds
bacteria can eat nitrogen compounds
bacteria does not contribute to the nitrogen cycle
bacteria can change nitrogen into carbon
Answers: 3
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Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.
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Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?
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Describe the process of nociception using the four phases of
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20. How does bacteria contribute to the nitrogen cycle?*
bacteria can release free nitrogen into th...
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