Which statement best describes transcytosis?
A) combining an endosome with a lysosome and degrading or releasing the contents
B) transporting an endosome from one side of a cell to the other and releasing the contents by exocytosis
C) recycling the contents of the endosome back to the surface of the cell
D) storing the contents of the endosome
B) transporting an endosome from one side of a cell to the other and releasing the contents by exocytosis
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The thick segments in the nephron loop __________.
contain an aldosterone-regulated pump are characterized by ADH-regulated permeability contain diffusion mechanisms for getting rid of excess water contain transport mechanisms that pump materials out of the filtrate
Ion and water regulation in the insect is controlled by the
A) Kidney. B) Metanephridium. C) Malpighian tubule. D) Caecum.
If the membrane of a neuron were permeable to Sodium [Na+], then Sodium [Na+] would flow ____ the neuron.
a. Out of b. Into.
Opening a potassium channel during the resting membrane potential would cause the inside border of the plasma membrane to become more negative
Indicate whether the statement is true or false