Evolution 2020

The similarities of the bones in the diagram provide evidence that---

• The organisms shown lived in the same natural envionrment
• The organisms shown may have developed from a common ancestor
• The organisms shown have the same genetic diseases
• All vertebrate species have identical forelimbs

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A change in the inherited characteristics of population over time is ________

• evolution.

• development.

• growth.

• ancestry.

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Mutations are important because they bring about

• death of the organism in which they develop
• genetic variation needed for a population to evolve
• benefits for the individual, not for the population
• Hardey-Weinberg equilibrium within a population

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The trees these moths used to live on were white. During the industrial revolution they became covered in soot from coal factories. Which moth will be more successful in this "new" environment?

• Dark moth

• Light moth

• Both will be equally successful

• Neither will be successful

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About 96% of the information in human DNA is found in gorilla DNA. This evidence supports which statement?

• Humans evolved from gorillas.
• Gorillas and humans diverged from a common ancestor.
• As gorillas evolve, they will become more similar to humans.
• Gorillas and humans are too different for meaningful genetic comparisons.

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What is an organism that has similar characteristics and can reproduce?

• species
• organism
• embryology
• vestigial 

What is this an example of?

• homologous structures

• variation

• vestigial structures

• DNA studies

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What is this an example of?

• vestigial structures
• embryology
• homologous structures
• fossil record

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Darwin wrote that organisms with traits that are best suited to the environment will ________________

• increase in number
  
• become extinct
  

Which of the following is NOT an example of natural selection? 

• People selectively breeding hamsters.
• Insect populations developing resistance to certain pesticides.
• Bacteria becoming resistant to antibiotics.
• Male birds of certain species developing colorful feathers to attract female mates.

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