The pubertal process is initiated by an increase in GnRH activity
Indicate whether the statement is true or false
T
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In crocodilians and marine turtles, the sex of the young is determined by
A) Homogamy vs. heterogamy. B) Aromatase activity. C) Nest temperature. D) Rates of vitellogenesis.
How can one induce LTP at synapses between Schaffer collaterals and CA1 pyramidal cell dendrites?
a. strong, high-frequency stimulation of Schaffer collaterals b. depolarize post?synaptic membrane along with brief stimulation of axons of CA3 pyramidal cells c. apply glutamate to bath, and depolarize CA1 pyramidal cell neuron d. all of above
A weak acid was introduced to a solution. Which of the following accurately describes the condition of the solution after adding the weak acid?
A. The solution would have an increase in H+ with some of the weak acid molecules still intact. B. The solution would have a decrease in H+ with none of the weak acid molecules still intact. C. The solution would have an increase in H+ with none of the weak acid molecules still intact. D. The solution would have a decrease in H+ with some of the weak acid molecules still intact.
This figure shows a cross section of the spinal cord. What structure does number 4 indicate?
A. Posterior median sulcus B. White commissure C. Lateral funiculus D. Anterior median fissure E. Anterior funiculus