Which of these best demonstrates mutualism between certain types of bacteria and humans?
A. Invasive bacteria, located at an area of injury produce toxin that damage healthy tissue of the human body.
B. Bacteria in improperly prepared food is consumed by humans, causing food poisoning.
C. Bacteria become resistant to antibacterial medication that humans use for treatment.
D. Intestinal bacteria obtain nutrients from the gut and produce vitamin K used by humans.
Answers: 2
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Give the biological term for: structures that display characteristics of living organisms only within living cells
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The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind
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Which of these best demonstrates mutualism between certain types of bacteria and humans?
A. Invasi...
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