Which of the following is not a molecule at the "metabolic crossroads" ?
a) Glucose 6-phosphate
b) Pyruvic acid
c) Acetyl coenzyme a
d) Glycogen
e) All of these are molecules at the "metabolic crossroads"
d
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The blood vessel that supplies blood to the head and neck is the ________ artery
A) brachiocephalic B) vertebral C) subclavian D) common carotid E) cervical
Which of the following does NOT describe the sympathetic division of the ANS?
a) Ganglia primarily found in the head b) Stimulates sweat glands c) Synapses with smooth muscle in blood vessel walls d) Short preganglionic neurons e) Thoracolumbar output
Blood vessel diameter is regulated by all of the following EXCEPT ________.
A. nitric oxide B. endothelin C. bradykinin D. platelet-derived growth factor
What organelles produce most of the cell's energy?
A. nucleus B. lysosomes C. centrioles D. mitochondria E. ribosomes