Most plants absorb water and minerals from the ________ and transport them through the ________.
A. atmosphere; xylem
B. soil; phloem
C. atmosphere; phloem
D. soil; xylem
Answer: D
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The minimum number of microbes required for infection to proceed is termed a/an ________.
A. indigenous biota B. infectious dose C. virulence factor D. minimal dose E. endotoxin
This portion of the vestibular apparatus is responsible for dynamic equilibrium
A) semicircular canals B) otoliths C) vestibule D) sensory cells
In a human population with a high proportion of prereproductive individuals, the population will:a
continue to increase even if the fertility rate is at replacement levels. b. decline even if the fertility rate is at replacement levels. c. increase only if the fertility rate is above replacement levels. d. decline only if the replacement level fertility rate changes. e. reach ZPG sooner than with a low proportion of prereproductive individuals.
Which type of equilibrium is modeled in the following figure?
a. stable b. unstable c. mixed d. neutral e. complex