Which of the below is TRUE about diffusion and/or bulk transport?

Which of the below is TRUE about diffusion and/or bulk transport?

Diffusion is effective only over small distances; Bulk transport allows organisms to avoid limits to size imposed by diffusion

Bulk transport is effective only over small distances; Diffusion allows organisms to avoid limits to size imposed by bulk transport

Bulk transport is only present in animals; both animals and plants use diffusion

Bulk transport is used by single-celled organisms to eliminate wastes and obtain nutrients

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