When a cell expands in diameter, volume increases by the ____ of the diameter, and surface area increases by the____ of the diameter.
A. square; square
B. square; cube
C. cube; square
D. cube; cube
E. square root; square root
Answer: C
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After the completion of cytokinesis, how many daughter cells have been created?
a. 1 b. 2 c. 3 d. 4
In the flower diagram shown above, the item labeled "5" is the
a. receptacle. b. ovule. c. style. d. stigma. e. anther.
In a vertebrate with a four-chambered heart, the structure(s) containing blood with the highest O2 concentration is/are the _______________.
A. pulmonary arteries B. pulmonary veins C. right atrium D. inferior vena cava E. right ventricle
Which of the following would NOT increase mean arterial pressure?
A) decreased parasympathetic activity effects on the heart B) increased sympathetic activity to the veins C) decreased parasympathetic activity effects on the arterioles D) increased sympathetic activity to the heart E) increased levels of epinephrine in the blood