Download Chapter 16-3 - Ricci Math and Science

April 18, 2018 | Author: Anonymous | Category: , Social Science, Anthropology, Human Evolution
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Chapter 16-3 The Process of __________________________ Introduction •

Speciation is the _____________________ of _________________________



Different species can not ___________________ to produce fertile offspring. – Individuals in ________________________ have a ____________________________________.

Reproductive isolation •

Members of the two _____________________________ do not interbreed and produce __________________________.



Populations must be ___________________ _____________________ from each other for a __________ _____________ to evolve.

The Process of Speciation •

Three ways that _______________________________ occurs.



____________________________________________



____________________________________________



____________________________________________

___________________________ isolation occurs when populations are ___________________________________________________ BUT have differences in __________________________ or other types of behavior. Example: Eastern and Western ____________________________ -Their regions overlap -They can ______________________________ but do not -Different courtship rituals (________________________________________) The Process of Speciation

__________________________ isolation can occur when populations are ______________________ by __________________________________ such as rivers, mountains, or bodies of water. Example: -The _________________________ evolved from the ___________________________ when it was isolated from the main population by the ________________________________. ______________________________ Isolation •

Occurs when _____________________________ species reproduce at different times.

Example: three similar species of _____________ in the same rain forest ________________________ ______________________________________________________

Testing Natural Selection in Nature How could ___________________ in beak___________________ lead to reproductive ____________________________? •

Birds with the _________________ size prefer to mate with each other.



Since, big-beaked and smaller-beaked birds would _______ ______________ to mate with each other, their __________________________ would remain _______________________.

Studying Evolution Since Darwin •

Why is the study of evolution important in the scientific world?

______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________.

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