In a DNA molecule, the phosphate serves ________
A) as a code
B) to hold the molecular backbone together
C) as nucleotides
D) to bind the sugars to their bases
Ans: B) to hold the molecular backbone together
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Which statement(s) is/are true regarding postural sway?
A. it affects balance in the elderly B. it is reduced by widening the BOS to a certain point C. it is increased by putting one foot in front of the other D. both A and B E. all of the above
The abducens nerve ________
A) innervates the olfactory epithelium B) relays sensory information from the taste buds on the tongue C) exits from the medulla D) supplies innervations to the lateral rectus muscle of the eye
When you try to focus on the tip of your nose,
A. the tension on the suspensory ligament increases. B. the lens becomes more spherical. C. the pupils dilate. D. the lens becomes flatter. E. the ciliary muscles relax.
The ________ receive(s) blood from all of the cardiac veins.
A. inferior vena cava B. superior vena cava C. pulmonary veins D. coronary sinus