Which sequence of events is required for the brain to interpret sound?
I. Vibration of the basilar membrane relative to the tectorial membrane causes cilia on hair cells to bend and triggers depolarization.
II. Hair cells stimulate the production of action potentials in sensory neurons that project to the brain.
III. Ganglion cell axons transmit action potentials to the occipital lobe.
A. II then I
B. III then I then II
C. III then I
D. I then II
E. I then II then III
D. I then II
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At which synapse in the knee-jerk reflex would you expect to find an IPSP?
A. the synapse between the sensory neuron and the extensor muscle motor neuron B. the synapse between the extensor muscle motor neuron and the extensor muscle C. the synapse between the sensory neuron and the interneuron D. the synapse between the interneuron and the flexor motor neuron
The type of receptor that consists only of a naked nerve fiber ending is called a
A. Pacinian corpuscle. B. Meissner's corpuscle. C. nociceptor. D. cochlear hair cell. E. cone.
A protein coat that enclosed a viral genome is known as a(n)
A) capsule. B) envelope. C) capsid. D) prophage.
What is the most serious drawback to using library screening to study genetics?
What will be an ideal response?