which enzyme is responsible for unwinding DNA during DNA replication?
a) transferase
b) ligase
c) polymerase
d) helicase
d) helicase
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. The accumulation of large amounts of adipose tissue in the __________ that extends from the inferolateral surface of the stomach can form what is commonly called a "beer belly"
A. greater omentum B. mesentery proper C. mesocolon D. lesser omentum E. falciform ligament
Inspiratory events occur because
a. the air pressure in the alveoli is greater than that of the atmosphere b. the air pressure in the alveoli is less than that of the atmosphere c. the volume of the thoracic cavity increases d. of conditions a and b e. of conditions b and c
Pepsinogen is produced by ________ and is activated by ________, which is secreted by ________.
A. chief cells; hydrochloric acid (HCl); parietal cells B. parietal cells; carbonic anhydrase (CAH); chief cells C. parietal cells; hydrochloric acid (HCl); chief cells D. chief cells; carbonic anhydrase (CAH); parietal cells E. enteroendocrine cells; carbonic anhydrase (CAH); parietal cells
The lungs can be found in which cavity?
A. Mediastinum B. Spinal cavity C. Pleural cavity D. Abdominal cavity