What 3 components make up a nucleotide?
A. A phosphate, a sugar, and a nitrogenous base
B. A nitrogenous base and 3 phosphates
C. An amino group and functional group
D. A phosphate and 2 fatty acids
A. A phosphate, a sugar, and a nitrogenous base
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In which of the following would vascular resistance be the least?
A) a vessel < 30 ?m in diameter B) a vessel 10 microns in diameter C) a vessel 8 ?m in diameter D) a vessel 1 mm in diameter E) a vessel 1 cm in diameter
Intracellular fluid is divided into two compartments, the plasma fluid and the interstitial fluid
Indicate whether the statement is true or false
In which situation would the filling time (duration of ventricular diastole) be the longest?
A) when heart rate is slow B) when heart rate is fast C) when the force of contraction is decreased D) when the difference between the end diastolic volume and the end systolic volume is small E) when calcium channel blockers are present
When would an Rh-negative person make antibodies to the Rh antigen?
A. At birth B. An Rh-negative person will never make antibodies to that antigen C. When exposed to Rh antigen