The amount of air inhaled or exhaled during a normal breath is ________
A) vital capacity
B) residual volume
C) tidal volume
D) total lung capacity
C
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In a small population of alpine foxes, you observe increased ear length over a ten-year period. Can you conclude that increase in ear length is advantageous in this population?
A) Yes B) No
Technology systems
A) contain interrelated transportation, production, and energy technologies. B) tend to last for several decades. C) are eventually replaced by more sophisticated systems. D) contain interrelated transportation, production, and energy technologies, tend to last for several decades, and are eventually replaced by more sophisticated systems.
Can you explain any differences in average spot number associated with the different type of predators? a. There should be no difference in selective pressure from killifish versus cichlids. b. Cichlids are apparently more dangerous as predators to guppies, and thus canbe expected to exert a stronger selective pressure affecting spot number
c. Killifish are the more dangerous predator to guppies and thus they would bemore likely to exert the stronger selective pressure.
Which of the photographs in the above figure
represents the gymnosperm? a. moss b. fern c. conifer d. monocot e. all of these