The receptor potential is
A. the membrane potential produced when a neurotransmitter molecule binds to its receptor.
B. the membrane potential produced in the receptor cell by sensory transduction.
C. the membrane potential produced by sensation.
D. the electrical signal produced by perception.
E. the membrane potential produced at a muscle cell.
B. the membrane potential produced in the receptor cell by sensory transduction.
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Whether a geographic barrier can block gene flow
depends on an organism’s a. means of travel. b. means of gamete dispersalspeed of travel. c. inclination to disperse. d. range of travel. e. A and B are both correct.
How does a plant get the carbon it needs to make glucose?
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Which of the following is the correct sequence that describes the excitation and contraction of a skeletal muscle fiber? 1. Tropomyosin shifts and unblocks the cross-bridge binding sites. 2. Calcium is released and binds to the troponin complex
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Fertilization of gametes results in a ____________
Fill in the blank(s) with the appropriate word(s).