What is multicellularity?
When an organism is made of many cells that often have specialized functions.
What is true about all multicellular organisms?
All multicellular organisms are eukaryotic.
Are all eukaryotic organisms multicellular?
No. Not all eukaryotic species are multicellular.
Complete the statement:
“All _____ are _____, but not all _____ are _____.”
“All multicellular organisms are eukaryotic, but not all eukaryotes are multicellular.”
Why was multicellularity a major evolutionary step?
It allowed organisms to develop specialized cells, become more complex, and adapt better to environments.
What evolutionary development made multicellular life possible?
The evolution of eukaryotic cells.
Give examples of multicellular eukaryotes.
Plants, animals, fungi.
Give examples of eukaryotes that are NOT multicellular.
Protists (single‑celled eukaryotes).
Summarize multicellularity in one sentence.
All multicellular organisms are eukaryotic, but not all eukaryotic organisms are multicellular.
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How Do New Species Arise?12
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Bacteria, Species, & Extinction8
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Linnaean Taxonomy9
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Birth of the Earth & Early Life21
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Macroevolution7
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Rate of Evolution (Gradualism)8
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Rate of Evolution (Punctuated Equilibrium)10
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Patterns of Evolution15
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The Miller–Urey Experiment15
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Universal Common Ancestor (UCA)11
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Autotrophy & Atmospheric Change11
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Eukaryotic Cell Evolution (Endosymbiosis)11
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Multicellularity10
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last science test/major22
