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Phenotypic Variation: Definition & Explanation

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of these is an example of a phenotype?

I. The ability of bacteria to swim

II. Eye color in humans

III. Surface proteins on a virus particle

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1. Phenotypic variations are _______ to the survival and reproduction of the organism.

2.

Which of these human phenotypes vary continuously?

I. Albinism (albinos have no pigment in skin or hair)

II. Ability to play an instrument

III. Shoe size

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About This Quiz & Worksheet

Phenotypic variation is what makes us all unique. This quiz and printable worksheet will help you test your knowledge of the causes, types, and effects of phenotypic variation.

Quiz & Worksheet Goals

This quiz includes multiple-choice questions about:

  • Examples of phenotypes
  • Facts of phenotypic variation
  • Phenotypes that vary continuously
  • Factors that affect phenotypic variation

Skills Practiced

This quiz and worksheet allow students to use the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on phenotypic variation
  • Interpreting information - verify that you can read information regarding what phenotype blood type is
  • Information recall - access the knowledge you've gained regarding diet's affect on phenotypic variation

Additional Learning

See the accompanying lesson called Phenotypic Variation: Definition & Explanation to learn more about phenotypic variation, including:

  • The definition of phenotype and phenotypic variation
  • Types and causes of phenotypic variation
  • The relationship between phenotypic variation and natural selection
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