1 is the author of the article suggesting that the popularity of "Lift Every Voice and Sing as diminished over the years? Which selection from the article BEST supports your answer?
(A) No "The song, according to Weldon Johnson, was first performed by his students at a celebration of
Lincoln's birthday in 1900.
(B) Yes "Soon after that first performance, the Johnson brothers moved to New York, but 'Lift Every Voice and
Sing' took on a life of its own.
(C) No In 1990, Melba Moore, the celebrated singer released a recording of the song. In 2009, the
Reverend Joseph Lowery quoted from the anthem at President Barack Obama's inauguration."
(D) Yes: "Scholars argue that Lift Every Voice and Sing' is a less divisive song than 'The Star-Spangled Banner,
The issue has been debated for nearly 100 years."

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus