How do unicellular and multicellular organisms differ?

Unicellular organisms- Organisms which have only single cell are called unicellular organisms.

Multicellualr organisms- Organisms with many cells are called multicellular organisms.

multicellular organisms need organs to function properly

Explanation:

answer: land bridge theory. land bridge theory held that shifting portions of dry land explained the finding of identical species on different continents. plate tectonic theory eventually eliminated the land bridge theory.

the form of energy changes and the total energy increases0l