Which of the following molecules is NOT a
steroid?
a. testosterone
b. estrogen
c. glycerol
d. cholesterol
e. vitamin D
C
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A neurologist diagnosis a patient with damage to the hippocampus. This observation is consistent with the difficulties the patient reports with
A. forming memories of recent events. B. effectively coordinating movements once initiated. C. planning movements. D. maintaining a steady and regular heartbeat. E. perceiving tactile stimulation from different regions of their body.
Valves in veins assure that
A. lymph will be formed. B. blood in veins must flow back to the heart. C. the flow of blood through veins is regulated. D. veins will not receive blood that is under too great a pressure.
Mosses produce large amounts of pollen
Indicate whether the statement is true or false
Activated thrombin makes this protein change
A) agglutinate B) plasmin C) prothrombin D) fibrinogen