2.6 Concepts of Species and Speciation (Part 2: mechanisms of speciation) Flashcards

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1
Q

What are the (2) mechanisms of speciation?

A

Allopatric, sympatric

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2
Q

What mechanism of speciation is derived from the greek words for “other” and “homeland”?

A

Allopatric - allos patra

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3
Q

What mechanism of speciation is derived from the greek words for “together” and “homeland?

A

Sympatric - syn patra

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4
Q

What mechanism of speciation happens when two groups are separated into two species by geographic barriers, preventing gene flow?

A

Allopatric speciation

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5
Q

What mechanism of speciation happens when two groups separate into two species while living in the same geographical area?

A

Sympatric speciation

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6
Q

What is the condition of having EXTRA SETS OF CHROMOSOMES as a result of sympatric speciation?

A

polyploidy

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7
Q

What speciation happens when the genetic pool of two populations differ after years of separation, resulting into different species?

A

Allopatric speciation

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8
Q

What speciation happens when members of a species do not mate with other species due to mate choice and preference?

A

Sympatric speciation

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