The answer I came up with is Echinoderms and Chordates.
Happy studying!
Answer:
Plants make their own nutrients; humans must consume theirs. ... It transports water and nutrients from the roots to the leaves.
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Oxygen will diffuse from an area of higher concentration (outside the cell) to an area of lower concentration (inside the cell). </span>
<span>they maintain the integrity of the cell membrane </span>
The generalization that all organisms are composed of cells was established through multiple observations in various kinds of animals and plants. A controlled experiment of finding cells in all the kinds of living organisms is not possible or is infeasible as it will require prior knowledge of all the kinds of organisms inhabiting Earth and the effort to catch and bring them in the controlled environment of the lab for testing.
