What are porins?

The membrane which allows the passage of certain substances more readily than others is termed as

Select the incorrect option from the following regarding the cell membrane.

Who proposed the most widely accepted model of the plasma membrane?

How does Singer's model of the cell membrane differ from Robertson's model?

The plant cell cytoplasm is surrounded by both cell wall and cell membrane. The specificity of transport of substances is mostly across the cell membrane,because $..........$