The concept that two species cannot occupy the same ecological niche at the same time is called
A) coevolution.
B) succession.
C) mutualism.
D) the competitive exclusion principle.
E) predation.
D
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Endospores are
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The __________ is shorter in females than it is in males, which explains the greater likelihood of
developing bladder infections in __________. a. ureter; females b. ureter; males c. renal papilla; females d. urethra; males e. urethra; females
An enzyme produced in response to the presence of a substrate is called a(n)
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