Question:

A branch point in evolutionary trees represents a ___ , and a branch that ends represents ___?I need help !!?

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I have researched this question for my homework and its only worth 2 points but i need every point i can get can someone help me

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  1. evolution is only a theory, and a very poor one at that. God created the heavens and the earth. Also everything on the earth. Blow your teacher out of the "water".  Go to the sites listed below and some real science knowledge.


  2. common ancestor

    extant species (extant means living)

    Please double check my response to make sure they're right.  Also looking why they are right.

  3. 1)  Also called a "node."  Represents a common ancestor to the two species that branch from it.

    2) Also called a "terminus."  Represents either an extinction event (if occurred before current time), or if the branch end is in current time, then it is the current representative organism or group of organisms -- known as a "taxon."

  4. A branch point in evolutionary trees represents a speciation event, and a branch that ends represents an extinction.

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