The genes for the enzymes of glycolysis
A) are present in all metabolizing cells, but the genes for specialized proteins are expressed only in particular cell types.
B) are present in all metabolizing cells, and the genes for specialized proteins are expressed in all cell types.
C) and the genes for all specialized proteins are expressed in all metabolizing cells.
D) and the genes for all specialized proteins are expressed in all embryonic cells.
Answer: A
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Antidiuretic hormone (ADH) functions at the cellular level by _____
A) stimulating the reabsorption of glucose through channel proteins B) triggering the synthesis of an enzyme that makes the phospholipid bilayer more permeable to water C) causing membranes to include more phospholipids that have unsaturated fatty acids D) causing an increase in the number of aquaporin molecules of collecting duct cells E) decreasing the speed at which filtrate flows through the nephron, leading to increased reabsorption of water
In humans, what cells do not have a nucleus when mature?
a. erythrocytes b. lymphocytes c. neutrophils d. eosinophils e. monocytes
Explain how Diamox, drug that inhibits carbonic anhydrase, could help people function at high altitudes, and indicate the limitations of its effectiveness
What will be an ideal response?
All of the following are associated with ATP molecules EXCEPT
A) a long-term energy supply. B) high-energy bonds. C) a recyclable energy supply. D) formation of coenzymes. E) three phosphate groups.