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Home Q & A Board Biology-Related Homework Help General Biology
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Hank Hank
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6 years ago
The differential distribution of wing length in Drosophila, with larger wings in northern areas and
  smaller wings in southern climates, provides evidence that:a.
   chance is the most important agent in evolutionary change.
  b. natural selection is the most important agent in evolutionary change.
  c. wing length is not a heritable trait.
  d. the fossil record is usually inaccurate.
  e. the molecular clock cannot be applied to fruit fly traits.

Question 2

What process provides the genetic variability that natural selection acts on during evolution?
  a. adaptation
  b. artificial selection
  c. fitness
  d. mitosis
  e. mutation
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ReneRene
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6 years ago
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Hank Author
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6 years ago
Nice!
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#3
6 years ago
Happy Dummy
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