Which excerpt is an example of research that hunter uses in "compulsory voting: an idea whose time has come" to support the reasons behind his claim? o a. however, our society does impose obligations on citizens when the success of our nation is at stake. o b. and yet, when it comes time to elect a new president, only 55% of americans show up to cast their vote. o c. it's unacceptable that some citizens cannot afford to take the time and get to the polls and vote. od. compulsory voting could solve this problem and should be implemented in the united states.

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explanation: bc blah

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.