kwilson511 kwilson511
  • 02-12-2021
  • Biology
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What occurs with the help of transport proteins.

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eliciafigueroa
eliciafigueroa eliciafigueroa
  • 08-12-2021

Answer: Transport proteins act as doors to the cell, helping certain molecules pass back and forth across the plasma membrane, which surrounds every living cell. In passive transport molecules move from an area of high concentration to an area of low concentration.

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