Question
Cells transport sodium ions out of the cell against the sodium concentration gradient. This is an example of:a. facilitated diffusionb. simple diffusionc. diffusion via channel proteinsd. endocytosise. active transport
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Step 1: First, we need to understand the different types of transport mechanisms that cells use to move ions and molecules across their membranes. Show more…
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Some sodium ions cross a cell membrane through transport proteins that first must be activated by an energy boost. This is an example of _______. a. passive transport b. active transport c. facilitated diffusion d. a and c
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