Biofilms are organized aggregates of bacteria that may
A. form when bacteria settle and reproduce on a solid surface.
B. communicate with one another.
C. form structures with specialized functions.
D. protect one another.
E. All of the answer choices are correct.
E. All of the answer choices are correct.
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The tidal zones, in which the barnacles Balanus and Chthamalus exist when both species are present, illustrate the principle of
A. symbiotic inclusion.
B. parasitism.
C. competitive exclusion.
D. None of the answer choices is correct.
E. resource partitioning
Total distance traveled by the time of travel
What will be an ideal response?
Which of the following is a sink?
a. Growing fruit b. Flower c. Apical meristem d. New leaf e. Mature leaf f. Root in the middle of the growing season g. Root at the start of the growing season
Which of the following is a possible cause of herniation of discs?
A. hepatitis B. whiplash C. plantar fasciitis D. ulcer