Which of the following is not a characteristic of epithelia?
a. specialized cell-cell junctions.
b. Vascular.
c. Innervated.
d. highly cellular with little extracellular matrix. Up to which frequency the ground wave propagation is used?* 1 point 30MHZ 2GHz 2MHZ 30GHz D layer allows purposeful communication of any given path, through 1 point Attenuation of the signal with the maximum usable frequency Attenuation of the signal with the lowest usable frequency Strengthen the signal with the lowest usable frequency and attenuate the signal with the maximum usable frequency Others