Which of the following statements is an accurate description of neurotransmitters?
A) Each type of neurotransmitter receptor binds only a single molecule.
B) Neurotransmitters all act by triggering a depolarization of membrane potential.
C) Some neurotransmitters can bind to multiple different types of receptors.
D) Once released from the synaptic terminal, neurotransmitters are permanently lost from the neuron.
E) There are fewer than a dozen different neurotransmitters.
Answer: C) Some neurotransmitters can bind to multiple different types of receptors.
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DNA can be found in all of the following cellular locations EXCEPT the
A. mitochondria. B. chloroplast. C. nucleus. D. golgi apparatus. E. plant cell.
Where is calcium stored in muscle fiber cells?
a. T-tubules b. sarcoplasmic reticulum c. muscle fibre cell membrane d. mitochondria e. sarcomeres
Explain the evolutionary importance of seeds
What will be an ideal response?