When a protein or peptide hormone binds to receptors on the surface of a cell,
A) the hormone receptor complex moves into the cytoplasm.
B) the plasma membrane becomes depolarized.
C) a second messenger appears in the cytoplasm.
D) the cell becomes inactive.
E) the hormone is transported to the nucleus, where it alters the activity of the DNA.
C) a second messenger appears in the cytoplasm.
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In the machine trades, the application of principles of solid or three-dimensional trigonometry is commonly called ____________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following terms is used to describe the means of buffering trailer bump on a pintle hook assembly?
A. shock absorber B. snubber C. jounce block D. rebound accumulator
A(n) _____ motor operates on the principle that like magnetic poles repel.
A. impedance B. hysteresis C. repulsion D. inductive
The use of inclined lettering is not universally accepted.
Answer the following statement true (T) or false (F)