Monamine oxidase inhibitors (MAO inhibitors)
A. prevent synaptic transmission.
B. enhance the breakdown of norepinephrine.
C. enhance the binding of norepinephrine to its receptors.
D. prevent the release of norepinephrine by the presynaptic terminal.
E. have no effect on the action of norepinephrine.
C
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Which of the following is true of inclusions?
A. They are enclosed in a unit membrane. B. They are essential for cell survival. C. An example of an inclusion is a mitochondrion. D. They are never enclosed in a unit membrane. E. They are one component of the cytoskeleton.
Nitrogen waste is usually eliminated through the integumentary system.
Answer the following statement true (T) or false (F)
The changing color of a bruise is caused by the breakdown products of hemoglobin. Hemoglobin is broken down into ________, which is a green molecule. ________ is a yellowish-brown molecule, again a breakdown product of hemoglobin.
A) basophil : Plasma B) ammonia: Bile C) bilirubin : Biliverdin D) biliverdin : Bilirubin E) bile : Ammonia
Sucrose is formed when the simple sugars fructose and glucose are covalently bonded. This reaction releases water. What type of reaction is this?
A. monomeric B. hydrolysis C. catabolic D. dehydration