First messengers may bind to a membrane receptor that is an ion channel, which promotes a change in membrane polarity
Indicate whether the statement is true or false.
TRUE
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Which of the following is the term for the rope-like structure that holds the yolk to the center of the egg?
A) chalaza B) yolk C) brooder D) candle
Label F represents the
A) common iliac vein. B) inferior vena cava. C) azygous vein. D) descending aorta. E) celiac trunk.
The temporal lobes of schizophrenic patients have been studied extensively using MRI scans, and it has been determined that ___
A. there are precancerous lesions in the temporal lobes in patients with schizophrenia B. the hippocampus and amygdala are increased in size C. several parts of the limbic system are decreased in size D. .the temporal lobes play no role in the development of schizophrenia
What is characteristic of a congenital disorder?
A) There is a genetic component. B) It is a developmental anomaly. C) A cause is known. D) Usually manifested in the neonatal period.