Describe the pathway of information in a neuron.
What will be an ideal response?
Neurotransmitters connect to a neuron's dendrites, an action potential flows down the axon to the synapse, and vesicles release neurotransmitters into the synapse.
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An increased heart rate caused by the release of adrenaline from the adrenal glands is an example of _______________________________
A. autocrine signaling B. juxtacrine signaling C. paracrine signaling D. endocrine signaling
Organic compounds break down spontaneously in the presence of ____; hence, life probably never
would have emerged if the ancient atmosphere had been the same as the present one. a. carbon dioxide b. hydrogen c. oxygen d. nitrogen e. silica
The degree of earlobe attachment in humans is inherited as a simple dominant of free earlobes, or as a recessive allele of attached earlobes. What is the probability that a woman with attached earlobes will have children with attached earlobes if their father has free earlobes, but his father had attached earlobes?
A. 1 in 10 B. 3 in 4 C. 1 in 2 D. none
Each of the following is a plant hormone except
A) brassinosteroids B) abscisic acid. C) ethylene. D) All the above are plant hormones. E) None of the above are plant hormones.