What is unusual about endocannabinoids or endogenous cannabinoids? a. they are retrograde messengers by which postsynaptic neurons act on presynaptic terminals. b. they float in the membrane like adenylyl cyclase. c. they contain a chemical structure called catechol. d. they play an important role in the brain systems that regulate mood.

Which of the following statements is an accurate reflection of the intentions of early american leaders? elected officials are responsible to the will of the majority while judges should base their decisions on the law. all elected and appointed officials should base their decisions on the democratic principle of the will of the majority. judges base their decisions on the majority will, while other elected officials base their decisions on the law. government officials should all base their decisions on the law before considering the will of the majority.

Moderate climates are located in regions. a. coastal b. interior c. mountain d. polar select the best answer from the choices provided a b c d

Central american countries are important agricultural producers. each year, the united states imports about five billion dollars’ worth of a. bananas b. cacao c. mangoes d. coffee