Concentration of Na+ is (i) ______ in cytosol compared to extracellular space of neuron. This uneven distribution of Na+ is generated by (ii)________________.
a) (i) lower, (ii) Na+-K+ ion pump
b) (i) higher, (ii) Na+-K+ ion pump
c) (i) lower, (ii) Voltage gated Na+ channel
d) (i) higher, (ii) Voltage gated Na+ channel
Answer: a) (i) lower, (ii) Na+-K+ ion pump
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What is the role of fossils in supporting the theory of common descent?
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