Evolution Check for Understanding

True or False: Evolution will always take a very long time.

• True

• False

Which of the following is not considered to be a body of evidence for evolution?

• Molecular

• Fossils

• Survival of the Fittest

• Morphology

True or False: Only a very small percent of organisms are turned into fossils.

• True

• False

Which morphological structures do NOT provide evidence of a common ancestor?

• Analogous

• Homologous

• Vestigial

Which types of biomolecules are used as molecular evidence of evolution?

• Carbohydrates

• Proteins

• Lipids

• Nucleic acids

Which of the following is NOT a source of genetic variation?

• environment

• mutations

• crossing over

• independent assortment

Which mechanism of evolution is described by the following definition?

Organisms best fit for the environment survive and are able to pass of traits to their offspring.

• Mutation

• Gene flow

• Non-random Mating

• Natural Selection

Which mechanism of evolution is described by the following definition?

Organisms reproduce with individuals based on proximity or preferred traits.

• Mutation

• Gene flow

• Non-random Mating

• Natural Selection

Which selective force is completely random and will also decrease genetic diversity?

• mutation

• gene flow

• genetic drift

• artificial selection

True or false: Humans cannot influence evolution of another species.

• True

• False