Question

How do lower animals respire?

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Answer 1

Answer:

The lower organisms breathe through the cell membrane by the diffusion of gases. All the minute organisms like amoeba and paramecium have no specialized organ for breathing. So, the gases are diffused by the cell membrane.

Answer 2

Explanation:

The lower organisms breathe through the cell membrane by the diffusion of gases. All the minute organisms like amoeba and paramecium have no specialized organ for breathing. So, the gases are diffused by the cell membrane.

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