Cool deserts are dominated by
A) shrubs such as Artemisia tridentata.
B) trees such as willow or poplar.
C) tall-growth forms of saguaro.
D) ground-dwelling succulents.
A
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Individuals considered at greatest risk for contracting brucellosis are:
a. dairy farmers. b. fishermen. c. prison guards. d. those working with exotic birds.
What causes a disclimax community?
a. primary succession b. secondary succession c. facilitation d. inhibition e. disturbance inhibiting successional change
The major lymph vessel that collects excess fluid
from most of the body is the a. thoracic duct. b. hepatic portal vessel. c. subclavian vessel. d. right lymphatic duct. e. lymphocyte duct.
Which statement is true?
a. A cell placed in an isotonic solution will swell. b. A cell placed in a hypotonic solution will swell. c. A cell placed in a hypotonic solution will shrink. d. A cell placed in a hypertonic solution will remain the same size. e. A cell placed in a hypotonic solution will remain the same size.