Why is it important that glucose be converted to glucose-6-phosphate once glucose enters a cell?
A. This form is easier for cells to metabolize.
B. Glucose can't diffuse out of the cell if it is in this form.
C. The cells can easily excrete this molecule.
D. It becomes a long-term storage molecule for glucose.
E. It can now cross the plasma membrane.
B
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The ________ is important in regulating blood glucose levels.
A. thymus gland B. pancreas C. pineal gland D. thyroid gland
In these views of the trachea, what structure does number 1 indicate?
A. Trachealis muscle B. Thyroid cartilage C. Cricoid cartilage D. Anular ligament E. Tracheal cartilage
The term for chronically elevated blood pressure is ________.
Fill in the blank(s) with the appropriate word(s).
Exocrine glands differ from endocrine glands in that exocrine glands
A) secrete only into the bloodstream. B) secrete only local hormones. C) only secrete salts. D) secrete through ducts or tubes to the body's exterior.