Table 1-1. Characteristics of Different Types of Transport
Electrochemical Carrier- Metabolic Gradient mediated Energy
Inhibition of Na+-K+
Na+ Gradient Pump
Simple diffusion Downhill
Facilitated diffusion Downhill
Primary active Uphill transport
No No Yes
Yes, same Inhibits direction
Yes, opposite Inhibits direction
* One or more solutes are transported uphill; Na* is transported downhill.
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