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

Anatomy & Physiology

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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

Anatomy & Physiology

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

Anatomy & Physiology

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.

Anatomy & Physiology

The ________ receive(s) blood from all of the cardiac veins.

A. inferior vena cava B. superior vena cava C. pulmonary veins D. coronary sinus

Anatomy & Physiology