In Exercises 123, simplify the given expression or perform the indicated operation(s) and, if possible, simplify. Assume that all variables represent positive real numbers. 7 (x 2)3 7 (x 2)6

Exam2StudySmartQuestions 4/9/1611:51PM BiologicalFoundations o Whenaneuronsendsasignal,itissendinganelectricalimpulsedownitsbody.Itstart inthedendrites,wheretheactionpotentialfromanotherneuronisreceived.The neurotransmittersfromthepresynapticneuroncausesligandgatedsodiumchannelto open.Thisinfluxofsodiumthrowsoffthethreshold,whichis-70mV.Ifthemembrane...