The medium ground finch is one of Darwin's finches that inhabits an island in the Galapagos. It has a small beak that it uses to eat small, soft seeds. In 1977, a drought eliminated all but the hard, large seeds. The birds who had larger beaks were able to find food and survive to reproduce while the birds who had small beaks could not find food and died. Within a few generations, the beak size of the medium ground finch increased by 10%. What type of selection is this? * O Disruptive O Stabilizing D Directional Sympatric
The medium ground finch is one of Darwin's finches that inhabits an island in the Galapagos. It has a small beak that it uses to eat small, soft seeds. In 1977, a drought eliminated all but the hard, large seeds. The birds who had larger beaks were able to find food and survive to reproduce while the birds who had small beaks could not find food and died. Within a few generations, the beak size of the medium ground finch increased by 10%. What type of selection is this? * O Disruptive O Stabilizing D Directional Sympatric
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:The medium ground finch is one of Darwin's finches that inhabits an island in the
Galapagos. It has a small beak that it uses to eat small, soft seeds. In 1977, a
drought elimninated all but the hard, large seeds. The birds who had larger beaks
were able to find food and survive to reproduce while the birds who had small
beaks could not find food and died. Within a few generations, the beak size of
the medium ground finch increased by 10%. What type of selection is this?*
Disruptive
O Stabilizing
O Directional
O Sympatric
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