Eukaryotic cells do not have a nucleus. The nucleus is where DNA, your genetic material, is usually stored. Prokaryotic cells do not have a nucleus. The DNA just floats around the cell instead of staying in one designated area.
-Homologous structures in different organisms
<span>B.) Tissue.
Similar groups of function is called "Tissues"
Hope this helps!
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It has to be water because sunlight isnt a food, wind isnt either and soil we dont eat