Answer:
ice on the tundra or soil that is always frozen
Explanation:
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.
Answer:
protein
Explanation:
see attached for human skill
<span> many have atrophic gastritis and are not able to absorb the vitamin B12 found in foods.</span>
Plants Do Not get nitrogen from the air plz give me brainiest