Understand the hypothesis of animals originating from colonial protists.
  • Explain the meaning of the phrase "Cambrian explosion."
  • ">Biology : 7.9 Animal Diversity "Exploded" During the Cambrian Period


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    Biology / 7.9 Animal Diversity "Exploded" During the Cambrian Period

    Click on textbook icon to go to the notes for this section and read topics "How Did Animal Life Begin?" through "Hypothetical Phylogeny of Animals" in Chapter 23, Section 23.9 Notes